Pembahasan Soal UN Kimia SMA 2018 Lengkap dan Jelas

<div style="text-align: justify;"> Selamat datang kembali kembali di <a href="http://soalkelas-xxixii.blogspot.com/">soalkelas-xxixii.blogspot.com</a>, Update terbaru yang akan saya bagikan kali ini adalah <b>Pembahasan Soal UN Kimia SMA 2018 Lengkap dan Jelas</b>. Sebelumnya saya ucapkan terimakasih atas kunjungan anda kali ini, dan semoga konten ini bisa bermanfaat bagi anda yang membutuhkannya. Ujian Nasional (UNBK/ UNKP) akan diselenggarakan dalam beberapa bulan kedepan yang tentunya tidak lama lagi, bahkan Kisi-kisinya pun sudah dirilis.</div> <div style="text-align: justify;"> <br /> <div class="separator" style="clear: both; text-align: center;"> <a href="https://soalkelas-xxixii.blogspot.com/2019/01/pembahasan-soal-un-kimia-sma-2018.html"><img alt="Pembahasan Soal UN Kimia SMA 2018 Lengkap dan Jelas" border="0" data-original-height="351" data-original-width="819" height="274" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEguOwR17HRphpMetSOcmKobGClZieXY4F7zaMurXewFMCaajyPFYiXGeMHoY5ufbZs1NaVxQBPepHSLlaiw50cb67YUencUhkXiqTmpG-UUnV-tqREGmkqiehXrtRVGfTqQZf2eFhIClINu/s640/Pembahasan+Soal+UN+Kimia+SMA+2018.png" title="Soal UN Kimia SMA 2018 Lengkap dan Jelas" width="640" /></a></div> <div class="separator" style="clear: both; text-align: center;"> </div> <div class="separator" style="clear: both; text-align: center;"> </div> <br /></div> <div style="text-align: justify;"> Untuk itu diiharapkan guru bisa memfasilitasi kegiatan latihan (uji coba) UNBK/ UNKP yang berkualitas bagi siswa/i calon peserta Ujian tahun ini. Soal UN Kimia 2017/2018 (tahun kemarin) ini sengajar kami bagikan berikut dengan Pembahasannya yang mungkin anda minati untuk dijadikan bahan latihan disekolah anda.</div> <div style="text-align: justify;"> <br /></div> <div style="text-align: justify;"> Berikut contoh pembahasan Soal UN Kimia dan Pembahasannya No 1-8, yang secara lengkapnya bisa anda download pada link yang sudah disediakan.</div> <br /> <div class="separator" style="clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="font-family: inherit;"><strong style="background-color: white; color: black;">Soal nomor 1</strong><br style="background-color: white; color: black;" /><span style="background-color: white; color: black;">Diketahui unsur </span><sub style="background-color: white; color: black;">11</sub><span style="background-color: white; color: black;">X dapat bereaksi dengan unsur </span><sub style="background-color: white; color: black;">17</sub><span style="background-color: white; color: black;">Y, sifat fisik senyawa yang terbentuk dan jenis ikatannya berturut-turut adalah ....</span></span></div> <ol style="background-color: white;" type="A"> <li><span style="font-family: inherit;">Lelehannya dapat menghantarkan arus listrik, ikatan ionik</span></li> <li><span style="font-family: inherit;">Tidak larut dalam air, ikatan kovalen</span></li> <li><span style="font-family: inherit;">Tidak larut dalam air, ikatan ionik</span></li> <li><span style="font-family: inherit;">Larutannya penghantar listrik, ikatan kovalen</span></li> <li><span style="font-family: inherit;">Larutan tidak menghantar listrik, ikatan ionik</span></li> </ol> <div class="separator" style="clear: both; padding: 0px;"> <span style="font-family: inherit;"><span style="color: red;"><strong style="background-color: white;">Pembahasan soal nomor 1:</strong><br style="background-color: white;" /><span style="background-color: white;">Konfigurasi elektron ₁₁X = 2-8-1<strong>→</strong> stabil X⁺</span><br style="background-color: white;" /><span style="background-color: white;">Konfigurasi elektron ₁₇Y = 2-8-7 <strong>→</strong> stabil Y^–</span><br style="background-color: white;" /><span style="background-color: white;">X⁺ + Y^–<strong>→</strong> XY (berikatan ionik, senyawa ion)</span><br style="background-color: white;" /><span style="background-color: white;">Sifat-sifat senyawa ion: larut dalam air, larutan dan lelehannya dapat menghantarkan arus listrik, titik lelehnya relatif tinggi.</span><br style="background-color: white;" /><strong style="background-color: white;">Jawaban yang tepat A.</strong></span><br style="background-color: white; color: black;" /><strong style="background-color: white; color: black;"><br /></strong><span style="background-color: white; color: black;"></span><strong style="background-color: white; color: black;">Soal nomor 2</strong><br style="background-color: white; color: black;" /><span style="background-color: white; color: black;">Diketahui dua ion A</span><sup style="background-color: white; color: black;">2+</sup><span style="background-color: white; color: black;"> dan B</span><sup style="background-color: white; color: black;">-</sup><span style="background-color: white; color: black;"> memiliki lintasan elektron sebagai berikut.</span></span></div> <div class="separator" style="clear: both; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj2kun9rB9DblPMUnh8ZrU0QZaN54EQMRpnqLc6nmgDrOzfivdekll5VAArD95RibVU0REG3x6dT53UXZsuBYZRP0J6POFKEQq5gNl6EdgingDybMxwvv6vOr2WwvWpOQP7Cl61VpZbvyfF/s1600/kimia1.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="150" data-original-width="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj2kun9rB9DblPMUnh8ZrU0QZaN54EQMRpnqLc6nmgDrOzfivdekll5VAArD95RibVU0REG3x6dT53UXZsuBYZRP0J6POFKEQq5gNl6EdgingDybMxwvv6vOr2WwvWpOQP7Cl61VpZbvyfF/s1600/kimia1.jpg" /></a></div> <br /> <div class="separator" style="clear: both; color: #333333; padding: 0px;"> <span style="font-family: inherit;"><span style="background-color: white; color: black;">Jika unsur A mempunyai jumlah neutron 12 dan unsur B mempunyai jumlah neutron 18 pasangan data yang tepat adalah ....</span></span></div> <div class="separator" style="background-color: white; clear: both; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjQMlwFfQ2EBHpWMvAH-NJh0uH8QIYQ_fGwi7Sbyt5vVNDhQ-OSQT8WRw3Afos9JblyWreFI1XtnBlWqaXC1fsNnr4gKqzSQfL-h3uLByqf2mIfWc1V7yhtmGIQh3UtgOXKNTucfkOEkEot/s1600/P2+No+2a.jpg" imageanchor="1" style="color: blue; margin-left: 1em; margin-right: 1em; text-decoration-line: none; transition: all 0.2s ease-in 0s;"><span style="font-family: inherit; font-size: small;"><img border="0" data-original-height="329" data-original-width="879" height="147" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjQMlwFfQ2EBHpWMvAH-NJh0uH8QIYQ_fGwi7Sbyt5vVNDhQ-OSQT8WRw3Afos9JblyWreFI1XtnBlWqaXC1fsNnr4gKqzSQfL-h3uLByqf2mIfWc1V7yhtmGIQh3UtgOXKNTucfkOEkEot/s400/P2+No+2a.jpg" style="border: none; padding: 0px;" width="400" /></span></a></div> <div class="separator" style="clear: both; padding: 0px;"> <span style="font-family: inherit;"><strong style="background-color: white; color: black;"><br /></strong><span style="background-color: white;"></span><span style="color: red;"><strong style="background-color: white;">Pembahasan soal nomor 2:</strong><br style="background-color: white;" /><span style="background-color: white;">A²⁺ mempunyai 10 elektron,</span><br style="background-color: white;" /><span style="background-color: white;">A keadaan netral = 10 + 2 = 12 <strong>→</strong> Nomor atom A = 12</span><br style="background-color: white;" /><span style="background-color: white;">Konfigurasi elektron A = 2-8-2</span><br style="background-color: white;" /><span style="background-color: white;">→ golongan II-A, periode-3</span><br style="background-color: white;" /><span style="background-color: white;">Nomor massa A = jumlah netron A + nomor atom A</span><br style="background-color: white;" /><span style="background-color: white;">Nomor massa A = 12 + 12 = 24</span><br style="background-color: white;" /><span style="background-color: white;">A <strong>→</strong> golongan II-A, periode-3, ₁₂A²⁴</span><br style="background-color: white;" /><span style="background-color: white;">B^– mempunyai 18 elektron</span><br style="background-color: white;" /><span style="background-color: white;">B keadaan netral = 18 – 1 = 17, <strong>→</strong> Nomor atom B = 17</span><br style="background-color: white;" /><span style="background-color: white;">Konfigurasi elektron B = 2-10-7</span><br style="background-color: white;" /><span style="background-color: white;">→ golongan VII-A, periode-3</span><br style="background-color: white;" /><span style="background-color: white;">Nomor massa B = jumlah netron L + nomor atom L</span><br style="background-color: white;" /><span style="background-color: white;">Nomor massa B = 18 + 17 = 35</span><br style="background-color: white;" /><span style="background-color: white;">B <strong>→</strong> golongan VII-A, periode-3, ₁₇B³⁵</span><br style="background-color: white;" /><strong style="background-color: white;">Jawaban yang tepat D.</strong></span><br style="background-color: white; color: black;" /><strong style="background-color: white; color: black;"><br /></strong><span style="background-color: white; color: black;"></span><strong style="background-color: white; color: black;">Soal nomor 3:</strong><br style="background-color: white; color: black;" /><span style="background-color: white; color: black;">Perhatikan konfigurasi elektron unsur X dan Y berikut.</span><br style="background-color: white; color: black;" /><span style="background-color: white; color: black;">X: 1s</span><sup style="background-color: white; color: black;">2</sup><span style="background-color: white; color: black;"> 2s</span><sup style="background-color: white; color: black;">2</sup><span style="background-color: white; color: black;">2p</span><sup style="background-color: white; color: black;">6</sup><span style="background-color: white; color: black;"> 3s</span><sup style="background-color: white; color: black;">2</sup><span style="background-color: white; color: black;">3p</span><sup style="background-color: white; color: black;">3</sup><br style="background-color: white; color: black;" /><span style="background-color: white; color: black;">Y: 1s</span><sup style="background-color: white; color: black;">2</sup><span style="background-color: white; color: black;"> 2s</span><sup style="background-color: white; color: black;">2</sup><span style="background-color: white; color: black;">2p</span><sup style="background-color: white; color: black;">6</sup><span style="background-color: white; color: black;"> 3s</span><sup style="background-color: white; color: black;">2</sup><span style="background-color: white; color: black;">3p</span><sup style="background-color: white; color: black;">5</sup><br style="background-color: white; color: black;" /><span style="background-color: white; color: black;">Jika kedua unsur tersebut membentuk senyawa, rumus kimia dan bentuk molekul yang benar adalah</span></span></div> <div class="separator" style="clear: both; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgYx1jTJyTitCAm07bgkGXf1MqVkBSQVD9KIZ0ilLIVLxcg7Ra6XjFHyswGPUn4CipVldV7Bkte78SJ9gBK1j-JQwtVAtDBUOBikWFTzjLxgnPY253pflEZ5D4tUun7bxlnVfVR0OyrQXNa/s1600/kimia2.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="297" data-original-width="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgYx1jTJyTitCAm07bgkGXf1MqVkBSQVD9KIZ0ilLIVLxcg7Ra6XjFHyswGPUn4CipVldV7Bkte78SJ9gBK1j-JQwtVAtDBUOBikWFTzjLxgnPY253pflEZ5D4tUun7bxlnVfVR0OyrQXNa/s1600/kimia2.jpg" /></a></div> <div class="separator" style="background-color: white; clear: both; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEicDJRXqmW24UqIRP0-wtK02TBWZDZpvP3zGoN3s7yDTztqcmQwls0xXHXj5kKuTn89yqM14gX0AzBfCuj-lX23V8WtmOfr3_KQSIj9RIgJoDv3oaYZrZLzjk_XngFBStB9kKZqkpLMbRjE/s1600/P2+No+3.jpg" imageanchor="1" style="color: blue; margin-left: 1em; margin-right: 1em; text-decoration-line: none; transition: all 0.2s ease-in 0s;"><span style="font-family: inherit; font-size: small;"></span></a></div> <div class="separator" style="clear: both; padding: 0px;"> <span style="font-family: inherit;"><br style="background-color: white; color: black;" /><span style="color: red; font-family: inherit;"><strong style="background-color: white;">Pembahasan soal nomor 3:</strong><br style="background-color: white;" /><span style="background-color: white;">X: elektron valensinya 5, X berada di periode 3, ada kemungkinan tidak mengikuti aturan oktet.</span><br style="background-color: white;" /><span style="background-color: white;">Y: elektron valensinya 7, perlu 1 elektron untuk stabil sesuai aturan oktet. </span><br style="background-color: white;" /><span style="background-color: white;">Kemungkinan pertama: A³ + B¹ → AB₃<strong>→</strong> 3 pasangan elektron berikatan dan 1 pasangan elektron bebas, bentuk piramida segitiga, tidak tersedia pada opsi soal.</span><br style="background-color: white;" /><span style="background-color: white;">Kemungkinan kedua, A menggunakan 5 elektron valensinya: A⁵ + B¹ → AB₅<strong>→</strong> 5 pasangan elektron berikatan dan tanpa pasangan elektron bebas, bentuk bipiramida segitiga, tersedia pada opsi soal.</span><br style="background-color: white;" /><strong style="background-color: white;">Jawaban yang tepat D.</strong></span><br style="background-color: white; color: black;" /><strong style="background-color: white; color: black;"><br /></strong><span style="background-color: white; color: black;"></span><strong style="background-color: white; color: black;">Soal nomor 4 </strong><br style="background-color: white; color: black;" /><span style="background-color: white; color: black;">Jika unsur </span><sub style="background-color: white; color: black;">7</sub><span style="background-color: white; color: black;">A dan </span><sub style="background-color: white; color: black;">17</sub><span style="background-color: white; color: black;">B berikatan, struktur Lewis yang benar adalah ....</span></span></div> <div class="separator" style="clear: both; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEim-ljSl_pnKNBNK-KYbSGTsJm6mDP0GZY-AWiVoamrN8B7URR5-292WQLVfEuk_P_ve8lDXhBRtBz9ozMwiBBFzyNg7L0Qt_38VBjoC5VNQujH4DxvshlMmxPh6SRQS5UzYEImVQPVXExf/s1600/kimia3.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="294" data-original-width="400" height="235" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEim-ljSl_pnKNBNK-KYbSGTsJm6mDP0GZY-AWiVoamrN8B7URR5-292WQLVfEuk_P_ve8lDXhBRtBz9ozMwiBBFzyNg7L0Qt_38VBjoC5VNQujH4DxvshlMmxPh6SRQS5UzYEImVQPVXExf/s320/kimia3.jpg" width="320" /></a></div> <div class="separator" style="background-color: white; clear: both; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi1sm0JIvSSFTjYmVusR6vGT5yGCVWa43I3pY__eoo0bw7Vu4j16Q2O_BkumdxpcHXFmDkntwVU7uNPQVdyl6COFgE50XowVfD1JTTqqEU5HlbskvW2MLCbSc6bKuM86MM68jR1chor1Tfm/s1600/P2+No+4.jpg" imageanchor="1" style="color: red; margin-left: 1em; margin-right: 1em; transition: all 0.2s ease-in 0s;"><span style="font-family: inherit; font-size: small;"></span></a></div> <div class="separator" style="background-color: white; clear: both; text-align: center;"> <span style="font-family: inherit;"><br /></span></div> <div class="separator" style="background-color: white; clear: both; text-align: center;"> </div> <div style="text-align: justify;"> <strong style="text-align: left;"><span style="color: red; font-family: inherit;">Pembahasan soal nomor 4:</span></strong></div> <span style="color: red; font-family: inherit;"><span style="text-align: left;"></span></span><br /> <div style="text-align: justify;"> <span style="color: red; font-family: inherit;"><span style="text-align: left;">Yang digunakan untuk menentukan elektron valensi adalah nomor atom.</span></span></div> <span style="color: red; font-family: inherit;"><span style="text-align: left;"> </span><span style="text-align: left;"><div style="text-align: justify;"> A nomor atom 7, konfigurasi elektron 2 – 5.</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Elektron valensi A = 5, kurang 3 elektron untuk memenuhi aturan oktet.</div> </span><span style="text-align: left;"><div style="text-align: justify;"> B nomor atom 17, konfigurasi elektron 2 – 10 – 7.</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Elektron valensi B = 7, kurang 1 elektron untuk memenuhi aturan oktet.</div> </span><span style="text-align: left;"><div style="text-align: justify;"> A³ + B¹<strong>→</strong> A₁B₃<strong>→</strong> AB₃<strong>→</strong> A berikatan tunggal dengan 3B dan masih ada 1 pasang elektron bebas.</div> </span><strong style="text-align: left;"><div style="text-align: justify;"> <strong>Jawaban yang tepat C. </strong></div> </strong></span><br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><br /></span></div> <span style="font-family: inherit;"><strong style="text-align: left;"></strong></span><br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><strong style="text-align: left;"><strong>Soal nomor 5:</strong></strong></span></div> <span style="font-family: inherit;"><strong style="text-align: left;"> </strong><span style="text-align: left;"><div style="text-align: justify;"> Pada ruang tertutup dilakukan pembakaran 7 gram besi dengan 4 gram sulfur menghasilkan</div> </span><span style="text-align: left;"><div style="text-align: justify;"> besi sulfida sebanyak 11 gram. Kenyataan ini sesuai hukum dasar kimia, yaitu ....</div> </span><span style="text-align: left;"><div style="text-align: justify;"> A. Hukum Perbandingan Tetap (Proust)</div> </span><span style="text-align: left;"><div style="text-align: justify;"> B. Hukum Perbandingan Volume (Gay Lussac)</div> </span><span style="text-align: left;"><div style="text-align: justify;"> C. Hukum Kekekalan Massa (Lavoisier)</div> </span><span style="text-align: left;"><div style="text-align: justify;"> D. Hukum Perbandingan Berganda (Dalton)</div> </span><span style="text-align: left;"><div style="text-align: justify;"> E. Hukum Perbandingan Molekul (Avogadro)</div> <div style="text-align: justify;"> <br /></div> </span><span style="color: red;"><strong style="text-align: left;"><div style="text-align: justify;"> <strong>Pembahasan soal nomor 5:</strong></div> </strong><span style="text-align: left;"><div style="text-align: justify;"> Yang kasatmata pada soal ini adalah total massa sebelum bereaksi (7 g + 4 g = 11 g) dan setelah bereaksi juga 11 g. Ini sesuai dengan hukum kekekalan massa (Hukum Lavoisier).</div> </span><strong style="text-align: left;"><div style="text-align: justify;"> <strong>Jawaban yang tepat C. </strong></div> </strong></span><span style="text-align: left;"><div style="text-align: justify;"> <span style="font-weight: 700;"><br /></span></div> </span><span style="text-align: left;"><div style="text-align: justify;"> <strong>Soal nomor 6: </strong></div> </span><span style="text-align: left;"><div style="text-align: justify;"> Perhatikan data hasil uji daya hantar listrik terhadap beberapa larutan berikut!</div> </span></span><br /> <div class="separator" style="clear: both; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi_PZRlyW1RJblGjfQmIZnCiUDVhHj6ipIG4kcavTzc7NtGPaWOwW3VFs2hlRZPIicSI5bMCpHcyUNoxhotoILhLz1BIGC_R0_dbZ_hs11MU-ql86Vt_frJGhZ6A71mjopPq4C-udw7DJl8/s1600/kimia4.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="240" data-original-width="640" height="150" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi_PZRlyW1RJblGjfQmIZnCiUDVhHj6ipIG4kcavTzc7NtGPaWOwW3VFs2hlRZPIicSI5bMCpHcyUNoxhotoILhLz1BIGC_R0_dbZ_hs11MU-ql86Vt_frJGhZ6A71mjopPq4C-udw7DJl8/s400/kimia4.jpg" width="400" /></a></div> <div class="separator" style="clear: both; text-align: justify;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjiUxIZiDpGQcKPzcxy_sQ1YU1MnUsFkRDVt3Y9MO52qqLhDOHV0LvEL8ccnpsj226KcGrgqumsNZSvwwg5hhyGlyJdifmwZK4Kye1y50HizkavrZc4S1TQ43P_VRhyphenhyphenLnLySy9Pr05py1s7/s1600/P2+No+6.jpg" imageanchor="1" style="color: blue; margin-left: 1em; margin-right: 1em; text-decoration-line: none; transition: all 0.2s ease-in 0s;"><span style="font-family: inherit; font-size: small;"></span></a></div> <div style="text-align: justify;"> <span style="font-family: inherit;"><br /></span></div> <span style="font-family: inherit;"><span style="text-align: left;"></span></span><br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="text-align: left;">Berdasarkan data tersebut, pasangan larutan yang memiliki derajat ionisasi = 0, ditunjukkan</span></span></div> <span style="font-family: inherit;"><span style="text-align: left;"> </span><span style="text-align: left;"><div style="text-align: justify;"> pada nomor ....</div> </span></span><br /> <ol style="text-align: left;" type="A"> <li style="text-align: justify;"><span style="font-family: inherit;">1 dan 2</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">1 dan 3</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">2 dan 4</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">3 dan 5</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">4 dan 5</span></li> </ol> <span style="font-family: inherit;"><span style="color: red;"><strong style="text-align: left;"></strong></span></span><br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="color: red;"><strong style="text-align: left;"><strong>Pembahasan soal nomor 6:</strong></strong></span></span></div> <span style="font-family: inherit;"><span style="color: red;"><strong style="text-align: left;"> </strong><span style="text-align: left;"><div style="text-align: justify;"> Derajat ionisasi nol hanya dimiliki larutan nonelektrolit karena tidak dapat terurai. Bila dalam uji daya hantar listrik maka lampu tidak akan menyala dan tidak ada gelembung pada elektroda.</div> </span><strong style="text-align: left;"><div style="text-align: justify;"> <strong>Jawaban yang tepat A. </strong></div> </strong></span><span style="text-align: left;"><div style="text-align: justify;"> <span style="font-weight: 700;"><br /></span></div> </span><span style="text-align: left;"><div style="text-align: justify;"> <strong>Soal nomor 7:</strong></div> </span><span style="text-align: left;"><div style="text-align: justify;"> Perhatikan data titrasi asam-basa asam sulfat X M dengan NaOH 0,4 M berikut!</div> </span></span><br /> <table class="tabkalkim" style="border-spacing: 0px; border: 2px outset black; color: black; margin-left: auto; margin-right: auto; overflow-wrap: normal; overflow-x: auto; text-align: justify; white-space: nowrap;"><tbody> <tr style="background: rgb(153, 255, 153);"><td style="border: 1px outset green; padding: 3px;"></td><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">V H₂SO₄</span></td><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">V NaOH</span></td></tr> <tr style="background: rgb(153, 255, 153);"><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">1</span></td><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">20 mL</span></td><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">24,0 mL</span></td></tr> <tr style="background: rgb(153, 255, 153);"><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">2</span></td><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">20 mL</span></td><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">23,8 mL</span></td></tr> <tr style="background: rgb(153, 255, 153);"><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">3</span></td><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">20 mL</span></td><td style="border: 1px outset green; padding: 3px;"><span style="font-family: inherit;">24,2 mL</span></td></tr> </tbody></table> <span style="text-align: left;"></span><br /> <div style="text-align: justify;"> <span style="text-align: left;"><span style="font-family: inherit;">Kadar (%) massa H₂SO₄ (Mr = 98) yang terdapat dalam 20 mL larutan asam sulfat tersebut jika massa jenisnya 1,8 gram/mL adalah ....</span></span></div> <span style="text-align: left;"> </span><br /> <ol style="text-align: left;" type="A"> <li style="text-align: justify;"><span style="font-family: inherit;">0,32%</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">0,49%</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">0,98%</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">1,30%</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">4,90%</span></li> </ol> <span style="font-family: inherit;"><span style="color: red;"><strong style="text-align: left;"></strong></span></span><br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="color: red;"><strong style="text-align: left;"><strong>Pembahasan soal nomor 7:</strong></strong></span></span></div> <span style="font-family: inherit;"><span style="color: red;"><strong style="text-align: left;"> </strong><span style="text-align: left;"><div style="text-align: justify;"> Massa H₂SO₄ kotor:</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Massa H₂SO₄ = 20 mL × 1,8 g/mL = 36 g</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Volume rata-rata NaOH = (24 + 23,8 + 24,2) mL : 3 = 24 mL</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Jumlah mol NaOH = 24 mL × 0,4 M = 9,6 mmol.</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Reaksi: 2NaOH + H₂SO₄<strong>→</strong> Na₂SO₄ + 2H₂O</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Dari perbandingan koefisien reaksi setara dihitung jumlah mol H₂SO₄.</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Jumlah mol H₂SO₄ = ½ jumlah mol NaOH</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Jumlah mol H₂SO₄ = ½ × 9,6 mmol</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Jumlah mol H₂SO₄ = 4,8 mmol = 0,0048 mol</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Massa H₂SO₄ dari hasil titrasi:</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Massa 0,0048 mol H₂SO₄ = 0,0048 mol × 98 g/mol</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Massa 0,0048 mol H₂SO₄ = 0,4704 g</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Kadar H₂SO₄ = (massa H₂SO₄ titrasi : massa H₂SO₄ kotor) × 100%</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Kadar H₂SO₄ = (0,4704 g : 36 g) × 100%</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Kadar H₂SO₄ = 1,30%</div> </span><strong style="text-align: left;"><div style="text-align: justify;"> <strong>Jawaban yang tepat D. </strong></div> </strong></span><span style="text-align: left;"><div style="text-align: justify;"> <span style="font-weight: 700;"><br /></span></div> </span><span style="text-align: left;"><div style="text-align: justify;"> <strong>Soal nomor 8:</strong></div> </span><span style="text-align: left;"><div style="text-align: justify;"> Perhatikan gambar dua larutan berikut ini!</div> </span></span><br /> <div class="separator" style="clear: both; text-align: justify;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgFOmKvjiLSnp3KydIgCx_vyB9cDEsVDy0t1JtKB97OlxQZ-u6E3SsxuiC6x4SsOkqe35DTocKEYGEtf1pthyphenhyphenBH7MUr4uxwUs15-dapFOyDZSKZvTCwqR-abiQfIcxwd6O4jx4mk1vZMgan/s1600/P2+No+8.jpg" imageanchor="1" style="color: blue; margin-left: 1em; margin-right: 1em; text-decoration-line: none; transition: all 0.2s ease-in 0s;"><span style="font-family: inherit; font-size: small;"><img border="0" data-original-height="257" data-original-width="692" height="147" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgFOmKvjiLSnp3KydIgCx_vyB9cDEsVDy0t1JtKB97OlxQZ-u6E3SsxuiC6x4SsOkqe35DTocKEYGEtf1pthyphenhyphenBH7MUr4uxwUs15-dapFOyDZSKZvTCwqR-abiQfIcxwd6O4jx4mk1vZMgan/s400/P2+No+8.jpg" style="border: none; padding: 0px;" width="400" /></span></a></div> <div style="text-align: justify;"> <span style="font-family: inherit;"><br /></span></div> <span style="text-align: left;"></span><br /> <div style="text-align: justify;"> <span style="text-align: left;"><span style="font-family: inherit;">Pernyataan terkait kedua larutan tersebut, antara lain:</span></span></div> <span style="text-align: left;"> </span><br /> <ul style="text-align: left;"> <li style="text-align: justify;"><span style="font-family: inherit;">Kedua larutan sama-sama memiliki pH = 3</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">Kedua larutan adalah asam lemah</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">Kedua larutan memiliki harga [H⁺] yang sama</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">Kedua larutan dapat mengubah warna lakmus merah</span></li> <li style="text-align: justify;"><span style="font-family: inherit;">Kedua larutan dapat terionisasi sempurna</span></li> </ul> <span style="font-family: inherit;"><span style="text-align: left;"></span></span><br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="text-align: left;">Pasangan penjelasan yang tepat mengenai kedua larutan tersebut adalah ....</span></span></div> <span style="font-family: inherit;"><span style="text-align: left;"> </span><span style="text-align: left;"><div style="text-align: justify;"> A. 1 dan 3</div> </span><span style="text-align: left;"><div style="text-align: justify;"> B. 1 dan 5</div> </span><span style="text-align: left;"><div style="text-align: justify;"> C. 2 dan 4</div> </span><span style="text-align: left;"><div style="text-align: justify;"> D. 2 dan 5</div> </span><span style="text-align: left;"><div style="text-align: justify;"> E. 3 dan 5</div> </span><span style="text-align: left;"><div style="text-align: justify;"> <span style="font-weight: 700;"><br /></span></div> </span><span style="color: red;"><span style="text-align: left;"><div style="text-align: justify;"> <strong>Pembahasan soal nomor 8:</strong></div> </span><span style="text-align: left;"><div style="text-align: justify;"> pH HCl = -log(10^–³) = 3</div> </span><span style="text-align: left;"><div style="text-align: justify;"> pH CH₃COOH = -log(√(10^–¹.10^–⁵) = -log(10^–³) = 3</div> </span><span style="text-align: left;"><div style="text-align: justify;"> Jadi kedua larutan memiliki pH sama, [H<strong>⁺</strong>] juga sama.</div> </span><span style="text-align: left;"><div style="text-align: justify;"> HCl merupakan asam kuat (terurai sempurna) dan CH₃COOH merupakan asam lemah (terurai sebagian), bila diuji dengan lakmus merah tidak akan berubah warna. Penjelasan yang benar (1), (3)</div> </span><strong style="text-align: left;"><div style="text-align: justify;"> <strong>Jawaban yang tepat A. </strong></div> </strong></span></span><br /> <div style="text-align: justify;"> <br /></div> <div> <div> <div style="text-align: justify;"> Selengkapnya bisa anda download dibawah ini.</div> <div style="text-align: justify;"> <h3 style="text-align: center;"> <a href="https://docs.google.com/uc?export=download&id=1fpeYVXcq9Zg73BJrauHh5k48PzXmqdiJ" target="_blank">Download Soal UN Kimia SMA 2018 dan Pembahasannya</a></h3> </div> </div> </div> <script src="https://cdn.rawgit.com/D-dig/js/gh-pages/sitemap3.js"></script> <br /> <h4> Baca Juga !!! </h4> <div style="text-align: justify;"> <ul> <script src="https://soalkelas-xxixii.blogspot.com/feeds/posts/default/-/UN?orderby=published&alt=json-in-script&callback=startpost&max-results=10"></script></ul> </div>

2018/2019 Kimia MA Pembahasan SMA Soal UN UNBK Pembahasan Soal UN Kimia SMA 2018 Lengkap dan Jelas

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Pembahasan Soal UN Fisika SMA 2018 Lengkap dan Jelas

<div style="text-align: justify;"> Selamat datang kembali di soalkelas-xxixii.blogspot.com, kali ini saya akan bagikan <b>Pembahasan Soal UN Fisika SMA 2018 Lengkap dan Jelas</b>. <a href="https://soalkelas-xxixii.blogspot.com/">S</a>ebelumnya saya ucapkan terimakasih atas kunjungan anda kali ini, dan semoga konten ini bisa bermanfaat bagi anda yang membutuhkannya. Ujian Nasional akan diselenggarakan dalam beberapa bulan kedepan, yang notabene sudah sangat dekat.</div> <div style="text-align: justify;"> <br /> <div class="separator" style="clear: both; text-align: center;"> <a href="https://soalkelas-xxixii.blogspot.com/2019/01/pembahasan-soal-un-fisika-sma-2018.html"><img border="0" data-original-height="351" data-original-width="819" height="274" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEihbl_eM5-QGm_tOTa3o5zyg8VUZ46rR9mtlZ9Fzk76CAaj_yVtLlmiQpdM-Jb2p_UenPts0eG8uND-FmXA6hlzA1IuWqBCjJERvOxFQ9W60AZcWmLjcSclgyqrl6iyAyA2NmOkpwPYwWAV/s640/Pembahasan+Soal+UN+Fisika+SMA+2018.png" width="640" /></a></div> <div class="separator" style="clear: both; text-align: center;"> </div> <br /></div> <div style="text-align: justify;"> Untuk itu diiharapkan guru bisa memfasilitasi kegiatan latihan (uji coba) UN (UNBK/ UNKP) yang berkualitas bagi siswa/i calon peserta Ujian tahun ini. Soal UN Fisika 2017/2018 (tahun kemarin) ini sengajar kami bagikan berikut dengan Pembahasannya yang mungkin anda minati untuk dijadikan bahan latihan disekolah anda.</div> <div style="text-align: justify;"> <br /></div> <div style="text-align: justify;"> Berikut contoh pembahasan Soal UN Fisika dan Pembahasannya No 1-5, yang secara lengkapnya bisa anda download pada link yang sudah disediakan.</div> <br /> <div class="separator" style="clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="background-color: white; margin: 0px; padding: 0px; text-align: justify;"><b><span style="font-family: inherit;">Soal No. 1</span></b></span></div> <span style="font-family: inherit;"><span style="background-color: white; color: #333333; margin: 0px; padding: 0px; text-align: justify;">Pada saat melakukan praktikum pengukuran dengan menggunakan jangka sorong, seorang siswa mengukur dimensi balok tinggi, panjang, dan lebar dengan hasil pengukuran sebagai berikut:</span><br style="background-color: white; color: #333333;" /><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgv5tXj_pf8cVkdWjkBAnLnZbLvmvrw_2quHLlwuKbxxcFEaHxCl7rN1sJaxHe29vvJq-b4aQjHHBhI0guQfOdSWyMfvxNVFukOmMjw75fnq_yyPjXzBCmP1kmQIxPerkzfzB0DjkpI-C8/s1600/s1-min-min.PNG" imageanchor="1" style="background-color: white; color: #339999; margin: 0px 1em; outline: none; padding: 0px; text-align: center; text-decoration-line: none;"><img border="0" data-original-height="94" data-original-width="673" height="44" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgv5tXj_pf8cVkdWjkBAnLnZbLvmvrw_2quHLlwuKbxxcFEaHxCl7rN1sJaxHe29vvJq-b4aQjHHBhI0guQfOdSWyMfvxNVFukOmMjw75fnq_yyPjXzBCmP1kmQIxPerkzfzB0DjkpI-C8/s320/s1-min-min.PNG" style="border: none; height: auto; margin: 0px; max-width: 89%; padding: 0px;" width="320" /></a><br style="background-color: white; color: #333333;" /><span style="background-color: white; color: #333333;">volume tersebut sesuai kaidah angka penting adalah....</span></span><br /> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="font-family: inherit;"><br /></span></div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px;"> </div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="font-family: inherit;"><b style="color: red;">PEMBAHASAN</b><span style="color: red; margin: 0px; padding: 0px;">:</span></span></div> <span style="font-family: inherit;"><span style="background-color: white; color: red; margin: 0px; padding: 0px;">Panjang = 4,29 (3 angka penting)</span><br style="background-color: white; color: #333333;" /><span style="background-color: white; color: red; margin: 0px; padding: 0px;">Lebar =5,66 (3 angka penting)</span><br style="background-color: white; color: #333333;" /><span style="background-color: white; color: red; margin: 0px; padding: 0px;">Tinggi =7, 26 (3 angka penting)</span><br style="background-color: white; color: #333333;" /><span style="background-color: white; color: red; margin: 0px; padding: 0px;">rumus volume:</span><br style="background-color: white; color: #333333;" /><span style="background-color: white; color: red; margin: 0px; padding: 0px;">V = p x l x t = 176, 2829</span><br style="background-color: white; color: #333333;" /><span style="background-color: white; color: red; margin: 0px; padding: 0px;"><b>Jawabanya: A : 176</b>. karena sesuai aturan angka penting bahwa dalam perkalian hasilnya mengikuti jumlah angka penting paling sedikit. Jadi kita hanya menggunakan 3 ap.</span></span><br /> <div class="MsoNormal" style="background-color: white; color: #333333; line-height: 15.45px; margin: 24.55pt 16pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <b>Soal No. 2</b></div> <div class="MsoListParagraphCxSpFirst" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">Sebuah benda bergerak dari E menuju F dan berakhir di G. Gambar di bawah ini, Yang menunjukkan perpindahan sebesar 10 satuan adalah.</span><br /><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjcoP_9JRGG8k8tQY0s31qZe9-fqbn-2Fof6ZgexV3tUAZSRnDrGWWH5GjOLxhqL3wIBvY_HrkhDMcUkZa5oOS3_TizcKWcAaxLV_2Q-JSn2xHrggOk5XYPI_5kxzaYI52L3q2bE6dBP7k/s1600/s2-min.PNG" imageanchor="1" style="color: #339999; margin: 0px 1em; outline: none; padding: 0px; text-align: center; text-decoration-line: none;"><img border="0" data-original-height="493" data-original-width="507" height="311" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjcoP_9JRGG8k8tQY0s31qZe9-fqbn-2Fof6ZgexV3tUAZSRnDrGWWH5GjOLxhqL3wIBvY_HrkhDMcUkZa5oOS3_TizcKWcAaxLV_2Q-JSn2xHrggOk5XYPI_5kxzaYI52L3q2bE6dBP7k/s320/s2-min.PNG" style="border: none; height: auto; margin: 0px; max-width: 89%; padding: 0px;" width="320" /></a></span></div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px; text-align: center;"> <span style="font-family: inherit;"><br /></span></div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px; text-align: center;"> </div> <div class="separator" style="background-color: white; clear: both; margin: 0px; padding: 0px;"> <span style="color: red; font-family: inherit;"><b>PEMBAHASAN</b>:</span></div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="color: red; margin: 0px; padding: 0px;"><span style="font-family: inherit;">perpindahan adlah besaran vektor, jadi untuk mencari perpindahan yang terjadi dapat diselesaikan dengan analisis vektor. dari grafik tersebut perpindahan dihitung dengan menarik garis lurus dari start sampai finish (dari titik E ke titik G)</span></span></div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="color: red; margin: 0px; padding: 0px;"><span style="font-family: inherit;">grafik A; perpindahan bernilai 10 satuan</span></span></div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="color: red; margin: 0px; padding: 0px;"><span style="font-family: inherit;">grafik B : perpindahan bernilai 6 satuan</span></span></div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="color: red; margin: 0px; padding: 0px;"><span style="font-family: inherit;">grafik C : perpindahan bernilai 8 satuan</span></span></div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="color: red; margin: 0px; padding: 0px;"><span style="font-family: inherit;">grafik D : perpindahan bernilai 8 satuan</span></span></div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="color: red; margin: 0px; padding: 0px;"><span style="font-family: inherit;">grafik E : perpindahan bernilai 8 satuan</span></span></div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px;"> <span style="font-family: inherit;"><b><u><span style="margin: 0px; padding: 0px;">Jawab: A</span></u></b><span style="color: red; margin: 0px; padding: 0px;"> </span></span></div> <div class="MsoListParagraphCxSpFirst" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><br /></span></div> <div class="MsoListParagraphCxSpFirst" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <b>Soal No. 3</b></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">Sebuah mobil balap A sedang mengejar mobil balap B dengan kelajuan konstan 60 m.s<sup style="margin: 0px; padding: 0px;">-1</sup> Mobil balap A tertinggal dari mobil balap B sejauh 600 m di lintasan lurus, Ketika litu mobil balap B melaju dengan kelajuan konstan 30 m/s , maka waktu Yang dibutuhkan -untuk menyusul mobil balap B adalah .<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">A. 36 Sekon<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">B. 30 sekon<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">C. 24 sekon<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">D. 20 sekon<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpLast" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">E. 12 sekon</span></span></div> <div class="MsoListParagraphCxSpLast" style="background-color: white; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="color: #333333; line-height: 15.45px; margin: 0px; padding: 0px;"><o:p></o:p></span><br /><b><span style="color: red;">Pembahasan:</span></b></span><br /> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <b><span style="color: red; font-family: inherit;">Sa – Sb = 600<o:p></o:p></span></b></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <b><span style="color: red; font-family: inherit;">Va . t – vb . t = 600<o:p></o:p></span></b></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <b><span style="color: red; font-family: inherit;">60t – 30t = 600<o:p></o:p></span></b></div> <div class="MsoListParagraphCxSpLast" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <b><span style="color: red; font-family: inherit;">30t = 600<o:p></o:p></span></b></div> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><b><span style="line-height: 16.05px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">t = 20 sekon </span></span></b></span></div> <div class="MsoNormal" style="background-color: white; color: #333333; margin: 0cm 0cm 1.8pt 7pt; padding: 0px;"> <span style="font-family: inherit;"><br /></span></div> <div class="MsoListParagraphCxSpFirst" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <b>Soal No. 4</b><span style="font-family: inherit;"><br />Dua buah Roda A dah B dengan jumläh geriginya berturut-turut 20 dan 50 diletakkan bersinggungan sehingga masing-masing roda gigi berpasangan. Jika roda A berputar 50 kali dalam satu sekon, kecepatan anguler roda B adalah .</span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">A. 100</span>π rad.s<sup style="margin: 0px; padding: 0px;">-1</sup></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">B. 100 rad.s<sup style="margin: 0px; padding: 0px;">-1</sup><o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">C. 50</span>π rad. s<sup style="margin: 0px; padding: 0px;">-1</sup></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">D. 50 rad s<sup style="margin: 0px; padding: 0px;">-1</sup><o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpLast" style="background-color: white; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <div style="color: #333333;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">E. 40</span>π rad. s<sup style="margin: 0px; padding: 0px;">-1</sup></span></div> <span style="font-family: inherit;"><span style="color: #333333; font-size: 13.3333px;"><br /></span><span style="color: red;">Pembahasan:</span></span><br /> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">Saat bersinggungan berlaku:<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">Va = -vb<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">ωa . Ra = -ωb . Rb<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">50 . 20 = - ωb . 50<o:p></o:p></span></span></div> <span style="color: red; font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;"></span><br /></span> <br /> <div class="MsoListParagraphCxSpLast" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;"><span style="color: red;">ωb = - 20 putaran tiap detik = 20 . 2π rad/s = 40 π rad/s </span><span style="color: #333333;"><o:p></o:p></span></span></span></div> </div> <div class="MsoNormal" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 471.25pt 0.9pt 128pt; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><br /></span></div> <div class="MsoListParagraphCxSpFirst" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <b>Soal No. 5</b></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">Sebuah pesawat Yang sedang terbang mendatardengan laju 300 m/S pada ketinggian 80 meter menjatuhkan bom. Bom tcrsebut tepat mencapai sasaran pada jarak mendatar adalah ..</span></span><br /> <div class="separator" style="clear: both; margin: 0px; padding: 0px; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi1DqLbFl3cC60s2DlKbxW8lF-AjlYagrxD_GZSs99aFUPh18SGnp-_hrA-hFw3uzvWkXEkmgP78h34oiQPd5YrxjbAAh2uIXrJd6TJ8RxEcABRYwkp1pHRYIpnAJR1P-Ffaqe_KHi8YmE/s1600/s5-min.PNG" imageanchor="1" style="color: #339999; margin: 0px 1em; outline: none; padding: 0px; text-decoration-line: none;"><span style="font-family: inherit;"><img border="0" data-original-height="240" data-original-width="370" height="129" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi1DqLbFl3cC60s2DlKbxW8lF-AjlYagrxD_GZSs99aFUPh18SGnp-_hrA-hFw3uzvWkXEkmgP78h34oiQPd5YrxjbAAh2uIXrJd6TJ8RxEcABRYwkp1pHRYIpnAJR1P-Ffaqe_KHi8YmE/s200/s5-min.PNG" style="border: none; height: auto; margin: 0px; max-width: 89%; padding: 0px;" width="200" /></span></a></div> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">A. </span>800 meter</span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">B. 1000 meter<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">C, 1200 meter<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">D, 1400 meter<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpLast" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">E. 1600 meter<o:p></o:p></span></span></div> <div class="MsoNormal" style="background-color: white; color: #333333; line-height: 15.6px; margin: 0cm 16pt 0.6pt 64pt; padding: 0px; text-align: justify;"> <br /></div> <div class="MsoListParagraphCxSpFirst" style="background-color: white; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="color: red; font-family: inherit;"><b>Pembahasan:</b></span><br /> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">h = ½ g t<sup style="margin: 0px; padding: 0px;">2<o:p></o:p></sup></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">80 = ½ 10 t<sup style="margin: 0px; padding: 0px;">2<o:p></o:p></sup></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">t<sup style="margin: 0px; padding: 0px;">2 </sup>= 16<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">t = 4<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">s = v . t<o:p></o:p></span></span></div> <span style="color: red; font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;"></span><br /></span> <br /> <div class="MsoListParagraphCxSpLast" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;"><span style="color: red;">s = 300 . 4 = 1200 m</span><span style="color: #333333;"><o:p></o:p></span></span></span></div> <span style="color: #333333; font-family: inherit;"><br /></span><b style="color: #333333;">Soal No. 6</b><span style="color: #333333; font-family: inherit;"><br /></span><br /> <div class="separator" style="clear: both; color: #333333; margin: 0px; padding: 0px; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg1YulSskxI1BD0V8y2bSLOzj5GF2o_9V08GLKq-ME2ekZHGmQIFycDoSICyt0G1A5eOrgLIhjU7GDciIFBBS3yJxe6sI_pe0qfG2I-x-fljh3YqVLy4TGtSIEP_O2QESYtD1J6yWUcwps/s1600/S6-min.PNG" imageanchor="1" style="color: #339999; margin: 0px 1em; outline: none; padding: 0px; text-decoration-line: none;"><span style="font-family: inherit;"><img border="0" data-original-height="407" data-original-width="762" height="211" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg1YulSskxI1BD0V8y2bSLOzj5GF2o_9V08GLKq-ME2ekZHGmQIFycDoSICyt0G1A5eOrgLIhjU7GDciIFBBS3yJxe6sI_pe0qfG2I-x-fljh3YqVLy4TGtSIEP_O2QESYtD1J6yWUcwps/s400/S6-min.PNG" style="border: none; height: auto; margin: 0px; max-width: 89%; padding: 0px;" width="400" /></span></a></div> <span style="font-family: inherit;"><br /><b style="color: #333333;">jawab: B</b><br /><b><span style="color: red;">Pembahasan:</span></b></span></div> <div class="MsoListParagraphCxSpFirst" style="background-color: white; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">Agar keranjang tepat akan bergerak, besar F harus sama dengan gaya gesek<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">fk = µ . N = µ . m . g<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">30 = 0,4 . 10 . m</span></span></div> <div class="MsoListParagraphCxSpLast" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;"><span style="color: red;">m = 30 / 4 = 7,5 kg ( jadi keranjang berisi gabungan pisang dan bola basket)</span></span></span></div> <div class="MsoListParagraphCxSpLast" style="color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="font-family: inherit;"><span style="background-color: yellow; margin: 0px; padding: 0px;"><br /></span></span><b>Soal No. 7</b></div> </div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">Percepatan gravitasi di permukaan planet X adalah 12 kali percepatan gravitasi di permukaan bumi. Jika jari-jari planet X adalah 1/2 kali jari-jari bumi, maka massa planet X adalah ....<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">A. 2 kali massa bumi<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">B. 3 kali massa bumi<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">C. 4 kali massa bumi<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">D. 6 kali massa bumi<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">E. 8 kali massa bumi<o:p></o:p></span><br /><span style="line-height: 15.45px; margin: 0px; padding: 0px;"><b><br /></b></span><span style="line-height: 15.45px; margin: 0px; padding: 0px;"><b>jawab: B</b></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="color: red;"><b>pembahasan:</b><br /><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEitUnF_iMZDEQjNm-cnHrNkOfeWstyCHfTRy-GntNyAl2ARHHrkr3TGTmWLEe_6a6sM_v_JoSE7Gb1AQiDP4t-8t2DrqDzcycqNRMgOef0rkAqzYWZjK20G_gvtQ1rI1TSlti3c0MweW1Q/s1600/j7-min.PNG" imageanchor="1" style="margin: 0px 1em; outline: none; padding: 0px; text-align: center; text-decoration-line: none;"><img border="0" data-original-height="144" data-original-width="147" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEitUnF_iMZDEQjNm-cnHrNkOfeWstyCHfTRy-GntNyAl2ARHHrkr3TGTmWLEe_6a6sM_v_JoSE7Gb1AQiDP4t-8t2DrqDzcycqNRMgOef0rkAqzYWZjK20G_gvtQ1rI1TSlti3c0MweW1Q/s1600/j7-min.PNG" style="border: none; height: auto; margin: 0px; max-width: 89%; padding: 0px;" /></a></span></span><b style="color: #333333;">Soal No. 8</b></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">Lima gaya bekerja pada bujursangwar dengan sisi 10 cm seperti ditunjukkan pada gambar berikut:</span></span><br /> <div class="separator" style="clear: both; margin: 0px; padding: 0px; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgrJkGUKG35IjYAoyWFQoUrNi_eCMFmJVgU95fGzS0tZCT9d4tupTcPCTAIrloiE1pPdDDunuquuuRKMmMsLTAB2YH12tnNjNm6BIV80amOYW51BvSDP2OpVk5tWZdSmC2lUhWnhDosen0/s1600/S8-min.PNG" imageanchor="1" style="color: #339999; margin: 0px 1em; outline: none; padding: 0px; text-decoration-line: none;"><span style="font-family: inherit;"><img border="0" data-original-height="309" data-original-width="328" height="188" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgrJkGUKG35IjYAoyWFQoUrNi_eCMFmJVgU95fGzS0tZCT9d4tupTcPCTAIrloiE1pPdDDunuquuuRKMmMsLTAB2YH12tnNjNm6BIV80amOYW51BvSDP2OpVk5tWZdSmC2lUhWnhDosen0/s200/S8-min.PNG" style="border: none; height: auto; margin: 0px; max-width: 89%; padding: 0px;" width="200" /></span></a></div> </div> <div class="separator" style="background-color: white; clear: both; color: #333333; margin: 0px; padding: 0px; text-align: center;"> </div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;">Resultan momen gaya dengan poros di titik perpotongan diagonal bujur sangkar adalah.....</span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">A. 0,15 N.m<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">B. 0,25 N.m<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">C, 0,75 N.m<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">D. 1,15 N.m<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">E. 1,25 N.m<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <div class="MsoListParagraphCxSpFirst" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="font-family: inherit;"><br /><b><span style="color: red;">Pembahasan:</span></b></span></div> <span style="color: red; font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">τ = F . r sin α = 10.5+4.5+10.5+ 5</span><span style="margin: 0px; padding: 0px;">√2 . 5 . 1/2 </span><span style="margin: 0px; padding: 0px;">√2 - 9.5 = 145 - 45 = 100 cm . N = 1 m.N</span></span><br /> <div class="MsoListParagraphCxSpLast" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px;"> <span style="margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">(keternagan: F = gaya ; r = lengan torsi atau jarak F ke pusat rotasi secara tegak lurus)</span></span></div> </div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="background: yellow; line-height: 15.45px; margin: 0px; padding: 0px;"><br /></span></span><b>Soal No. 9</b></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">Sebuah silinder pejal (I = ½ MR<sup style="margin: 0px; padding: 0px;">2</sup> ) bermassa 8 kg menggelinding tanpa Slip padasuatu bidang </span>datar dengan kecepatan 15 m/s . Energi kinetik total silinder adalah </span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">A 1.800 J<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">B. 1.350 J<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">C. 900 J<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">D. 450 J<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpLast" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">E. 225 J<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpLast" style="background-color: white; color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;"><br /></span></span></div> <div class="MsoListParagraph" style="background-color: white; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">Pembahasan:<o:p></o:p></span></span></div> <span style="font-family: inherit;"><span style="color: red;"><span style="background-color: white; line-height: 16.05px; margin: 0px; padding: 0px;">Ek = ½ m. v<sup style="margin: 0px; padding: 0px;">2 </sup>( 1 + k) = ½ . 8 . 15<sup style="margin: 0px; padding: 0px;">2</sup> (1 + ½) = 4. 225 . 3/2 = 1350 joule</span><br style="background-color: white;" /><span style="background-color: white;">(keterangan: k adalah koefisien momen inersia benda tegar atau I )</span></span></span><br /> <div style="background-color: white; margin: 0px; padding: 0px;"> <div class="MsoListParagraph" style="color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;"></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="color: #333333; line-height: 16.48px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <b>Soal No. 10</b></div> <div style="color: #333333; margin: 0px; padding: 0px;"> <span style="font-family: inherit;"><span style="margin: 0px; padding: 0px; text-align: justify;">Perhatikan gambar berikut ini! Sebuah batang bermassa 1,5 kg yang salah satu ujungnya d</span><span style="margin: 0px; padding: 0px; text-align: justify;">ipasang engsel tegak lurus dinding dan sebuah lampion digantungkan pada jarak tertentu </span><span style="margin: 0px; padding: 0px; text-align: justify;">Dari engsel.</span></span><br /> <div class="separator" style="clear: both; margin: 0px; padding: 0px; text-align: center;"> <a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjl1I5LLHiOKu13R5if_xZLvInJ_KNc4dhU-VuQOyPYxKvG0QfrJcK1mu42IOgi0Unp_FM-GdV7hACllIYH_bzzMJIcjHoBB4RG0U5pTrFZuqp_8ZC8Z_tg6JZwiSZXiO0p-cHAfqP2k0g/s1600/S10-min.PNG" imageanchor="1" style="color: #339999; margin: 0px 1em; outline: none; padding: 0px; text-decoration-line: none;"><span style="font-family: inherit;"><img border="0" data-original-height="271" data-original-width="305" height="177" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjl1I5LLHiOKu13R5if_xZLvInJ_KNc4dhU-VuQOyPYxKvG0QfrJcK1mu42IOgi0Unp_FM-GdV7hACllIYH_bzzMJIcjHoBB4RG0U5pTrFZuqp_8ZC8Z_tg6JZwiSZXiO0p-cHAfqP2k0g/s200/S10-min.PNG" style="border: none; height: auto; margin: 0px; max-width: 89%; padding: 0px;" width="200" /></span></a></div> </div> <div style="color: #333333; margin: 0px; padding: 0px;"> <span style="margin: 0px; padding: 0px;"><span style="font-family: inherit;">Besar gaya tegangan tali, agar batang berada dalam keseimbangan adalah</span></span></div> <div class="MsoListParagraphCxSpMiddle" style="color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">A. </span><span style="line-height: 15.45px; margin: 0px; padding: 0px;">3N<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">B. 15,0N<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">C 25,0N<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpMiddle" style="color: #333333; line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="line-height: 15.45px; margin: 0px; padding: 0px;"><span style="font-family: inherit;">D. 26,7 N<o:p></o:p></span></span></div> <div class="MsoListParagraphCxSpLast" style="line-height: 15.45px; margin: 0cm 7pt 0.9pt 0cm; padding: 0px; text-align: justify;"> <span style="color: #333333; font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;">E. 37,5N<o:p></o:p></span></span><br /> <div class="MsoNormal" style="color: #333333; line-height: 15.45px; margin: 0px 0px 0.9pt; padding: 0px; text-indent: 0.5pt;"> <span style="font-family: inherit;"><span style="line-height: 15.45px; margin: 0px; padding: 0px;"><br /></span><span style="line-height: 15.45px; margin: 0px; padding: 0px;"><b>jawab: E</b></span></span></div> <div class="MsoNormal" style="line-height: 15.45px; margin: 0px 0px 0.9pt; padding: 0px; text-indent: 0.5pt;"> <span style="font-family: inherit;"><b style="color: #333333;"><br /></b><span style="line-height: 15.45px; margin: 0px; padding: 0px;"><b><span style="color: red;">Pembahasan:<o:p></o:p></span></b></span></span></div> <div class="MsoNormal" style="line-height: 15.45px; margin: 0px 0px 0.9pt; padding: 0px; text-indent: 0.5pt;"> <span style="margin: 0px; padding: 0px;"><span style="color: red; font-family: inherit;">Στ = 0</span></span></div> <span style="color: red; font-family: inherit;"><span style="margin: 0px; padding: 0px;">T . sin Ө . 0,8 = w lampion . 0,6 + wbatang . 0,8</span><br /><span style="margin: 0px; padding: 0px;">T . 0,6 . 0,8 = 20 . 0,6 + 15 . 0,4</span><br /><span style="margin: 0px; padding: 0px;">T . 0,48 = 18</span><br /><span style="margin: 0px; padding: 0px;"><span style="line-height: 16.05px; margin: 0px; padding: 0px;"></span></span><span style="margin: 0px; padding: 0px;">T = 18/0,48 = 37,5 N</span></span><br /> <span style="color: #333333; font-family: "times new roman" , serif; font-size: 15px; margin: 0px; padding: 0px;"><br /></span></div> </div> <div style="text-align: justify;"> <br /></div> <div> <div> <div style="text-align: justify;"> Selengkapnya bisa anda download dibawah ini.</div> <div style="text-align: justify;"> <h3 style="text-align: center;"> <a href="https://docs.google.com/uc?export=download&id=1R01i587Qbjr6f70vHcTZQuc2F3wbsj3I" target="_blank">Download Soal UN Fisika SMA 2018 dan Pembahasannya</a></h3> </div> </div> </div> <script src="https://cdn.rawgit.com/D-dig/js/gh-pages/sitemap3.js"></script> <br /> <h4> Baca Juga !!! </h4> <div style="text-align: justify;"> <ul> <script src="https://soalkelas-xxixii.blogspot.com/feeds/posts/default/-/UN?orderby=published&alt=json-in-script&callback=startpost&max-results=10"></script></ul> </div>

2018/2019 Fisika MA Pembahasan SMA Soal UN UNBK Pembahasan Soal UN Fisika SMA 2018 Lengkap dan Jelas

Selamat datang kembali di soalkelas-xxixii.blogspot.com, kali ini saya akan bagikan  Pembahasan Soal UN Fisika SMA 2018 Lengkap dan Jelas ....

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Pembahasan Soal UN Biologi SMA 2018 Lengkap dan Jelas

<div style="text-align: justify;"> Update terbaru yang akan kami bagikan pada kesempatan kali ini yakni <b>Pembahasan Soal UN Biologi SMA 2018 Lengkap dan Jelas</b>. <a href="https://soalkelas-xxixii.blogspot.com/">S</a>ebelumnya saya ucapkan terimakasih atas kunjungan anda kali ini, dan semoga konten ini bisa sesuai dengan yang anda harapkan. Ujian Nasional akan diselenggarakan dalam beberapa bulan kedepan, yang notabene sudah sangat dekat.</div> <div style="text-align: justify;"> <br /> <div class="separator" style="clear: both; text-align: center;"> <a href="https://soalkelas-xxixii.blogspot.com/2019/01/pembahasan-soal-un-biologi-sma-2018.html"><img border="0" data-original-height="351" data-original-width="819" height="274" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiYFN8nExdWomvR7ql0zckhc59nAKeEr69xtZSz_Hs0UfP_ch-43mlxFM-bKxKzL4ARzQh00MK62BG3Sn5N2J9lNLyKMUNNSCxEcNUmky0yqInTw7yYnKimCqdhZpSP_mFj-5N4-1K34uAg/s640/Pembahasan+Soal+UN+Biologi+SMA+2018.png" width="640" /></a></div> <br /></div> <div style="text-align: justify;"> Untuk itu diiharapkan guru mampu memfasilitasi siswa/i calon peserta UN (UNBK/ UNKP) untuk mendapatkan kegiatan latiha-latihan yang berkualitas. Soal UN Biologi 2017/2018 (tahun kemarin) ini sengajar kami bagikan berikut dengan Pembahasannya yang mungkin anda minati untuk dijadikan bahan latihan disekolah anda.</div> <div style="text-align: justify;"> <br /></div> <div style="text-align: justify;"> Berikut contoh pembahasan Soal UN Biologi dan Pembahasannya No 1-5, yang secara lengkapnya bisa anda download pada link yang sudah disediakan.</div> <br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><b style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Soal Nomor 1:</b></span></div> <div style="text-align: justify;"> <span style="background-color: white;">Dalam pengamatan leratur, sekelompok peserta didik mempelajari beberapa gambar jamur.</span></div> <div style="text-align: center;"> <img border="0" data-original-height="151" data-original-width="496" height="120" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjoroNTA8ArwjTstSfR7NlpDU1GIE9fzUZJgJMeUS_gVUPnOnjHYUG2vBgwYc8qlmsdynx22cmz7nY_hkjR82fLY7DSI2-JB2Hugg2yEFc9ayarBii0odsU1TN1WQwHVUfXxfWHsilbOo1q/s400/biologi1.JPG" width="400" /></div> <div style="text-align: justify;"> <br /></div> <span style="background-color: white; font-family: inherit;"></span><br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit;"><span style="font-family: inherit;">Jamur yang tergolong Basidiomycota ditunjukan oleh gambar .... dengan ciri spora dihasilkan didalam</span></span></div> <span style="background-color: white; font-family: inherit;"> </span><span style="background-color: white; font-family: inherit;"></span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit;"><span style="font-family: inherit;">A. (I) dan (2), Askus</span></span></div> <span style="background-color: white; font-family: inherit;"> </span><span style="background-color: white; font-family: inherit;"></span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit;"><span style="font-family: inherit;">B. (I) dan (3), basidium</span></span></div> <span style="background-color: white; font-family: inherit;"> </span><span style="background-color: white; font-family: inherit;"></span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit;"><span style="font-family: inherit;">C. (2) dan (4), Askus</span></span></div> <span style="background-color: white; font-family: inherit;"> </span><span style="background-color: white; font-family: inherit;"></span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit;"><span style="font-family: inherit;">D. (3) dan (4), Basidium</span></span></div> <span style="background-color: white; font-family: inherit;"> </span><span style="background-color: white; font-family: inherit;"></span> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit;"><span style="font-family: inherit;">E. (4) dan (5), Basidium</span></span><br /> <span style="background-color: white; font-family: inherit;"><span style="font-family: inherit;"><br /></span></span></div> <span style="background-color: white; font-family: inherit;"> </span><b style="background-color: white; border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;"><div style="text-align: justify;"> <b style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Jawaban:</b></div> </b><span style="background-color: white; font-family: inherit;"><div style="text-align: justify;"> <span style="font-family: inherit;">E. (4) dan (5), Basidium</span><br /> <span style="font-family: inherit;"><br /></span></div> </span><b style="background-color: white; border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;"><div style="text-align: justify;"> <b style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Pembahasan: </b></div> </b><span style="background-color: white; font-family: inherit;"><div style="text-align: justify;"> <span style="font-family: inherit;">Nama spesies, golongan, dan spora:</span></div> </span><span style="background-color: white; font-family: inherit;"><div style="text-align: justify;"> <span style="font-family: inherit;">(1) </span><i style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Penicillium notatum</i><span style="font-family: inherit;">, ascomycota, askus</span></div> </span><span style="background-color: white; font-family: inherit;"><div style="text-align: justify;"> <span style="font-family: inherit;">(2) </span><i style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Rhizopus stolonifer</i><span style="font-family: inherit;">, zygomycota, zygospora(3) </span><i style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Morchella esculenta</i><span style="font-family: inherit;">, ascomycota, askus</span></div> </span><span style="background-color: white; font-family: inherit;"><div style="text-align: justify;"> <span style="font-family: inherit;">(4) </span><i style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Amanita phalloides</i><span style="font-family: inherit;">, basidiomycota, Basidium</span></div> </span><span style="background-color: white; font-family: inherit;"><div style="text-align: justify;"> <span style="font-family: inherit;">(5) </span><i style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Amanita mucaria</i><span style="font-family: inherit;">, basidiomycota, Basidium</span></div> <div style="text-align: justify;"> <b style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;"><br /></b></div> <div style="text-align: justify;"> <b style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;">Soal Nomor 2:</b></div> </span><br /> <div style="background-color: white; border: 0px; clear: both; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: center; vertical-align: baseline;"> </div> <div style="text-align: justify;"> <span style="font-family: inherit; text-align: left;">Perhatikan daur hidup Fasiola hepatica berikut!</span></div> <div class="separator" style="clear: both; text-align: center;"> <img border="0" data-original-height="271" data-original-width="368" height="234" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgf_aqnAbbgnMNNYpDqCOqHlxBp5fByL5bwfDc3z0sBuZqm6ldWsb9GO0TvN4PYEcA5_Ki2g6VsnuKmyJAdNFB_j3gDqHz13X_2n0RVXdifvHQOUtKx-Ad44TZD9GlAvCGVkc77ciy0SHTE/s320/biologi2.JPG" width="320" /></div> <div style="font-family: inherit; text-align: center;"> </div> <span style="background-color: white; font-family: inherit; text-align: left;"></span><br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;">Proses yang terjadi pada X adalah peristiwa....</span></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span><span style="background-color: white; font-family: inherit; text-align: left;"></span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;">A. reproduksi seksual</span></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span><span style="background-color: white; font-family: inherit; text-align: left;"></span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;">B. hermapodit</span></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span><span style="background-color: white; font-family: inherit; text-align: left;"></span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;">C. paedogenensia</span></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span><span style="background-color: white; font-family: inherit; text-align: left;"></span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;">D. pembentukan tunas</span></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span><span style="background-color: white; font-family: inherit; text-align: left;"></span> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;">E. perubahan bentuk</span></span><br /> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;"><br /></span></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span><br /> <div style="text-align: justify;"> <b style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;"><span style="font-family: inherit;">Jawaban:</span></b></div> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;">C. paedogenensia</span></span><br /> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;"><br /></span></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span><b style="background-color: white; border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;"></b> <br /> <div style="text-align: justify;"> <b style="background-color: white; border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;"><b style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Pembahasan: </b></b></div> <b style="background-color: white; border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;"> </b><span style="background-color: white; font-family: inherit; text-align: left;"></span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;">Paedogenesis adalah reproduksi pada hewan muda (belum dewasa seksual, jadi belum menghasilkan telur) atau pada larva. Dengan kata lain, paedogenesis yaitu masih larva tapi sudah menghasilkan individu baru. Dimana hewan-hewan baru itu berasal dari sel somatik.</span></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span><span style="background-color: white; font-family: inherit; text-align: left;"></span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><span style="font-family: inherit;"><b>Contoh</b> : larva cacing Fasciola sp. atau cacing hati (sporokis atau redia) dapat berkembang biak menghasilkan individu baru dalam bentuk larva. Sporokis menghasilkan redia dan redia dapat menghasilkan serkaria.</span></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span> <br /> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><b style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;"><br /></b></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span> <div style="text-align: justify;"> <span style="background-color: white; font-family: inherit; text-align: left;"><b style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;">Soal Nomor 3:</b></span></div> <span style="background-color: white; font-family: inherit; text-align: left;"> </span><br /> <div style="text-align: justify;"> </div> <div style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;"> <span style="font-family: inherit;"><span style="background-color: white; text-align: left;">Perhatikan gambar jaring-jaring makanan pada ekosistem perairan dibawah ini!</span></span></div> <div style="text-align: center;"> <span style="font-family: inherit;"><img border="0" data-original-height="308" data-original-width="644" height="191" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhXwn99WyTJbyZulvLWjwP5JT7uenjWk-C1YI0rGft0XnAdXZ0QQ97glE6rLwhTMtPNv2UnCCMr0AwDdfVzpKN0gygNFSSbNjpps0sb7PcipfQlK-aRWcDHAvt0ZIT195Gsjc7RxJ2Fs7Y/s400/3.JPG" style="border: 0px none; font-family: inherit; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; height: auto; line-height: inherit; margin: 0px; max-width: 100%; outline: none; padding: 0px; position: relative; vertical-align: baseline;" width="400" /></span></div> <span style="font-family: inherit;"><span style="background-color: white; text-align: left;">Jika terjadi pencemaran pestisida diperairan, konsentrasi zat pencemar terbanyak dalam jaringan terjadi pada....</span><br /><span style="background-color: white; text-align: left;">A. fitoplankton</span><br /><span style="background-color: white; text-align: left;">B. zooplankton</span><br /><span style="background-color: white; text-align: left;">C. hiu</span><br /><span style="background-color: white; text-align: left;">D. lumba-lumba</span><br /><span style="background-color: white; text-align: left;">E. paus pemakan lumba-lumba</span></span><b style="border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;">Jawaban:</b><span style="font-family: inherit;"><br style="background-color: white; margin: 0px; padding: 0px; text-align: left;" /><span style="background-color: white; text-align: left;">E. paus pemakan lumba-lumba</span></span><br /> <span style="font-family: inherit;"><br style="margin: 0px; padding: 0px;" /><b style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;">Pembahasan: </b><br style="background-color: white; margin: 0px; padding: 0px; text-align: left;" /><span style="background-color: white; text-align: left;">Karena akumulasi bahan pencemar dalam rantai makanan terbanyak terdapat pada tingkatan tropik paling tinggi. Tingkatan tropik tertinggi ditempati oleh paus pemakan lumba-lumba.</span></span><br /> <div style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;"> <span style="font-family: inherit;"><span style="background-color: white; text-align: left;"><br /></span></span></div> <div style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;"> </div> <div style="text-align: justify;"> <b style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;">Soal Nomor 5:</b></div> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="font-family: inherit; text-align: left;">Kerusakan lingkungan menjadi faktor penyebab meningkatnya ancaman bencana ekologis. Bencana banjir, banjir bandang, dan tanah longsor yang melanda beberapa wilayah tidak hanya disebabkan oleh faktor iklim, seperti turunya hujan dengan intensitas tinggi, tatapi juga dipicu oleh kerusakan lingkungan. Sementara itu, faktor utama penyebab kerusakan lingkungan diwilayah tertentu adalah kegiatan ekploitasi sumber daya alam yang tidak memperhatikan daya dukung dan daya tampung lingkungan.</span></span><br /> <span style="font-family: inherit;"><span style="font-family: inherit; text-align: left;"><br /></span></span></div> <span style="font-family: inherit;"> <span style="text-align: left;"></span></span> <br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="text-align: left;"><span style="font-family: inherit;">Cara mengatasi permasalahan tersebut adalah....</span></span></span></div> <span style="font-family: inherit;"><span style="text-align: left;"> </span><span style="text-align: left;"></span></span> <br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="text-align: left;"><span style="font-family: inherit;">A. memperbaiki saluran-saluran air dan membuat tanggul di sungai</span></span></span></div> <span style="font-family: inherit;"><span style="text-align: left;"> </span><span style="text-align: left;"></span></span> <br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="text-align: left;"><span style="font-family: inherit;">B. merevisi kebijakan undang-undang tentang pencegahan pencemaran</span></span></span></div> <span style="font-family: inherit;"><span style="text-align: left;"> </span><span style="text-align: left;"></span></span> <br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="text-align: left;"><span style="font-family: inherit;">C. menutup semua usaha pertambangan yang mengekploitasi sumber daya alam</span></span></span></div> <span style="font-family: inherit;"><span style="text-align: left;"> </span><span style="text-align: left;"></span></span> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="text-align: left;"><span style="font-family: inherit;">D. mengharuskan pabrik atau proyek melakukan analisa dampak lingkungan</span></span></span></div> <span style="font-family: inherit;"><span style="text-align: left;"> </span><span style="text-align: left;"><div style="text-align: justify;"> <span style="font-family: inherit;">E. memperketat pendidikan terhadap masyarakat dengan berbagai penyuluhan</span><br /> <span style="font-family: inherit;"><br /></span></div> </span></span><b style="border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Jawaban:</b><span style="font-family: inherit;"><br style="margin: 0px; padding: 0px;" />D. mengharuskan pabrik atau proyek melakukan analisa dampak lingkungan</span><br /> <div> <span style="font-family: inherit;"><br style="margin: 0px; padding: 0px;" /><b style="border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Pembahasan: </b></span><br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="font-family: inherit;">AMDAL adalah singkatan dari Analisis Dampak Lingkungan. Pengertian AMDAL menurut PP No. 27 Tahun 1999 yang berbunyi bahwa pengertian AMDAL adalah Kajian atas dampak besar dan penting untuk pengambilan keputusan suatu usaha atau kegiatan yang direncanakan pada lingkungan hidup yang diperlukan bagi proses pengambilan keputusan tentang penyelenggaraan usaha atau kegiatan. AMDAL adalah analisis yang meliputi berbagai macam faktor seperti fisik, kimia, sosial ekonomi, biologi dan sosial budaya yang dilakukan secara menyeluruh. </span></span></div> <span style="font-family: inherit;"> </span> <br /> <div> <span style="font-family: inherit;"><br style="margin: 0px; padding: 0px;" /></span> <br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="font-family: inherit;">Tujuan AMDAL merupakan penjagaan dalam rencana usaha atau kegiatan agar tidak memberikan dampak buruk bagi lingkungan. Adapun Fungsi AMDAL adalah sebagai berikut.. </span></span></div> <span style="font-family: inherit;"> </span> <br /> <ul> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">Bahan perencanaan pembangunan wilayah</span></li> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">Membantu proses dalam pengambilan keputusan terhadap kelayakan lingkungan hidup dari rencana usaha dan/atau kegiatan</span></li> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">Memberikan masukan dalam penyusunan rancangan rinci teknis dari rencana usaha dan/atau kegiatan</span></li> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">Memberi masukan dalam penyusunan rencana pengelolaan dan pemantauan lingkungan hidup</span></li> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">Memberikan informasi terhadap masyarakat atas dampak yang ditimbulkan dari suatu rencana usaha dan atau kegiatan</span></li> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">Tahap pertama dari rekomendasi tentang izin usaha</span></li> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">Merupakan Scientific Document dan Legal Document</span></li> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">Izin Kelayakan Lingkungan</span></li> </ul> <div style="text-align: justify;"> <br /></div> <div style="text-align: justify;"> </div> <div style="text-align: justify;"> <b style="background-color: white; border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;">Soal Nomor 6:</b></div> <span style="font-family: inherit;"></span><br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="background-color: white; font-family: inherit; text-align: left;">Perhatikan gambar kelompok tumbuhan berikut!</span></span></div> <span style="font-family: inherit;"> </span> <br /> <div class="separator" style="clear: both; text-align: center;"> <span style="font-family: inherit;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj9qhrr7rgszalXB4JRKJHp4Y1P4ORhnoq4vuNl7wGnZFAEhvevKosS9hWhDGphKoBjyI-AasFxFaxLkgePOH9orCPwXsOWn45IkkHO7LO_3w80S-vR_Q_3Tx4Iha1mlUMqPNR-dN4pY7N4/s1600/biologi6.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="209" data-original-width="504" height="165" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj9qhrr7rgszalXB4JRKJHp4Y1P4ORhnoq4vuNl7wGnZFAEhvevKosS9hWhDGphKoBjyI-AasFxFaxLkgePOH9orCPwXsOWn45IkkHO7LO_3w80S-vR_Q_3Tx4Iha1mlUMqPNR-dN4pY7N4/s400/biologi6.JPG" width="400" /></a></span></div> <span style="font-family: inherit;"> </span> <br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="background-color: white; font-family: inherit; text-align: left;">Tingkatan takson dan dasar pengelompokan dari kelompok tumbuhan tersebut adalah....</span></span></div> <span style="font-family: inherit;"> <span style="background-color: white; text-align: left;"></span></span> <br /> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="background-color: white; text-align: left;"><span style="font-family: inherit;">A. gymnospermae, bentuk biji tertutup</span></span></span></div> <span style="font-family: inherit;"><span style="background-color: white; text-align: left;"> </span><span style="background-color: white; text-align: left;"></span></span> <div style="text-align: justify;"> <span style="font-family: inherit;"><span style="background-color: white; text-align: left;"><span style="font-family: inherit;">B. angispermae, bentuk biji terbuka</span></span></span></div> <span style="font-family: inherit;"><span style="background-color: white; text-align: left;"> </span><span style="background-color: white; text-align: left;"><div style="text-align: justify;"> <span style="font-family: inherit;">C. monokotil, letak bajal biji</span></div> </span><span style="background-color: white; text-align: left;"><div style="text-align: justify;"> <span style="font-family: inherit;">D. monokotil, jumlah keping biji satu</span></div> </span><span style="background-color: white; text-align: left;"><div style="text-align: justify;"> <span style="font-family: inherit;">E. dikotil, jumlah keping biji dua </span></div> <div style="text-align: justify;"> <span style="font-family: inherit;"><br /></span></div> </span><b style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;"><div style="text-align: justify;"> <b style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Jawaban:</b></div> </b><span style="background-color: white; text-align: left;"><div style="text-align: justify;"> <span style="font-family: inherit;">E. dikotil, jumlah keping biji dua </span></div> <div style="text-align: justify;"> <span style="font-family: inherit;"><br /></span></div> </span><b style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; text-align: left; vertical-align: baseline;"><div style="text-align: justify;"> <b style="border: 0px; font-family: inherit; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: inherit; margin: 0px; padding: 0px; vertical-align: baseline;">Pembahasan: </b></div> </b></span><br /> <ul style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: 1.4; list-style-image: initial; list-style-position: outside; margin: 0.5em 0px; padding: 0px 2.5em; text-align: left; vertical-align: baseline;"> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">Singkong: dikotil, biji tertutup (angiospermae)</span></li> </ul> <ul style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: 1.4; list-style-image: initial; list-style-position: outside; margin: 0.5em 0px; padding: 0px 2.5em; text-align: left; vertical-align: baseline;"> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">jarak: dikotil, biji tertutup (angiospermae)</span></li> </ul> <ul style="background-color: white; border: 0px; font-stretch: inherit; font-variant-east-asian: inherit; font-variant-numeric: inherit; line-height: 1.4; list-style-image: initial; list-style-position: outside; margin: 0.5em 0px; padding: 0px 2.5em; text-align: left; vertical-align: baseline;"> <li style="border: 0px; font-stretch: inherit; font-style: inherit; font-variant: inherit; font-weight: inherit; line-height: inherit; margin: 0px 0px 0.25em; padding: 0px; text-align: justify; vertical-align: baseline;"><span style="font-family: inherit;">Tanaman karet: dikotil, biji tertutup (angiospermae)</span></li> </ul> <div style="text-align: justify;"> <br /> Selengkapnya bisa anda download dibawah ini.</div> <div style="text-align: justify;"> <h3 style="text-align: center;"> <a href="https://docs.google.com/uc?export=download&id=19dq0ACUGV6Fhjo69KvoFruWWIkS1ZN0j" target="_blank">Download Soal UN Biologi SMA 2018 dan Pembahasannya</a></h3> </div> </div> </div> <script src="https://cdn.rawgit.com/D-dig/js/gh-pages/sitemap3.js"></script> <br /> <h4> Baca Juga !!! </h4> <div style="text-align: justify;"> <ul> <script src="https://soalkelas-xxixii.blogspot.com/feeds/posts/default/-/UN?orderby=published&alt=json-in-script&callback=startpost&max-results=10"></script></ul> </div>

2018/2019 Biologi MA Pembahasan SMA Soal UN UNBK Pembahasan Soal UN Biologi SMA 2018 Lengkap dan Jelas

Update terbaru yang akan kami bagikan pada kesempatan kali ini yakni Pembahasan Soal UN Biologi SMA 2018 Lengkap dan Jelas . S ebelumnya sa...

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