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Penerbit EduCenter Indonesia BELAJAR MUDAH KIMIA ANALISIS Dr. Yusnidar Yusuf, M.Si. 1 2019 ISBN : 978-602-52823-3-1 KATA PENGANTAR Assalamualaikum. Wr. Wb. Puji Syukur kehadirat Allah SWT atas limpahan rahmat-Nya kami dapat menyelesaikan buku ajar Kimia Analisis untuk kepentingan perkuliahan Mahasiswa Universitas Muhammadiyah Prof. Dr. HAMKA. Buku ajar ini disusun berdasarkan yang kebutuhan Mahasiswa sebagai pusat kegiatan belajar (Student Center) dalam mempelajari Kimia Analisis. Buku ajar ini juga dilengkapi dengan latihan soal untuk menguji pemahaman Mahasiswa terkait dengan materi buku ajar. Kami menyadari masih banyak kekurangan dalam penyusunan buku ajar ini. Oleh karena itu, sangat diharapkan kritik dan saran demi perbaikan dan kesempurnaan dari buku ajar ini. Kami ucapkan terima kasih kepada berbagai pihak yang telah membantu proses penyelesain buku ajar ini. Semoga buku ajar ini dapat bermanfaat bagi kita semua, khususnya para Mahasiswa prodi dlingkungan FFS UHAMKA. Jakarta, April 2019 Penulis i DAFTAR ISI COVER ................................................................................................. Error! Bookmark not defined. KATA PENGANTAR ......................................................................................................................... i Daftar ISI ............................................................................................................................................. ii BAB I .................................................................................................................................................. 1 LARUTAN BERDASARKAN TINGKAT KEJENUHAN DAN DAYA HANTAR LISTRIK ....... 1 A. Pembahasan ............................................................................................................................. 1 1. Pengertian Larutan .............................................................................................................. 1 2. Klasifikasi Larutan .............................................................................................................. 1 3. Larutan Berdasarkan Daya Hantar Listrik ........................................................................... 3 BAB II ............................................................................................................................................... 12 KONSENTRASI DAN PERGITUNGAN ........................................................................................ 12 A. Pembahasan ........................................................................................................................... 12 1. Konsentrasi Larutan .......................................................................................................... 12 BAB III.............................................................................................................................................. 20 Teori Asam Basa, Buffer, Garam, dan pH ........................................................................................ 20 A. Pembahasan ........................................................................................................................... 20 1. Asam dan Basa .................................................................................................................. 20 2. Larutan penyangga (Buffer) .............................................................................................. 30 3. Derajat Keasaman (pH) ..................................................................................................... 33 4. Hidrolisis Garam ............................................................................................................... 35 BAB IV ............................................................................................................................................. 37 Kelarutan dan Hasil Kali Kelarutan .................................................................................................. 37 A. Pembahasan ........................................................................................................................... 37 1. Kelarutan ........................................................................................................................... 37 2. Kurva kelarutan ................................................................................................................. 41 3. Pengaruh ion sejenis pada kelarutan ................................................................................. 42 4. Pengaruh ion asing pada kelarutan .................................................................................... 43 5. Hubungan Kelarutan Dan Hasil Kali Kelarutan ................................................................ 44 ii BAB V ............................................................................................................................................... 49 Sifat Koligatif Larutan ...................................................................................................................... 49 A. Pembahasan ........................................................................................................................... 49 1. Molaritas, Molalitas dan Fraksi Mol ................................................................................. 50 2. Sifat Koligatif Larutan Nonelektrolit ................................................................................ 53 4. Tekanan Osmotik .............................................................................................................. 60 5. Sifat Koligatif Larutan Elektrolit ...................................................................................... 63 BAB VI ............................................................................................................................................. 67 Analisi Kation Golonga I, II, dan III ................................................................................................. 67 A. Pembahasan ........................................................................................................................... 67 1. Sistematika Pemisahan Golongan Untuk Kation .............................................................. 68 2. Klasifikasi Kation .............................................................................................................. 69 BAB VII ............................................................................................................................................ 83 ANALISIS ANION GOLONGAN SULFAT, KLORIDA, DAN NITRAT ..................................... 83 A. Pembahasan ........................................................................................................................... 83 1. Pengertian Analisis Kualitatif Anion ................................................................................ 83 2. Identifikasi Analisis Anion ................................................................................................ 85 3. Analisis Anion ................................................................................................................... 88 4. Klasifikasi Anion............................................................................................................... 91 BAB VIII ............................................................................................... Error! Bookmark not defined. TITRASI PENGENDAPAN ............................................................................................................. 92 A. Pembahasan ............................................................................................................................... 92 1. Argentometri ..................................................................................................................... 92 2. Teori Kelarutan ................................................................................................................. 93 3. Jenis pelarut ....................................................................................................................... 94 4. Harga Hasil Kali Kelarutan (Ksp) ..................................................................................... 94 5. Reaksi Pengendapan .......................................................................................................... 97 6. Metode – metode Titrasi Dalam Analisis Argentometri (Volhard, Fayans dan Mohr) Error! Bookmark not defined. 7. Pengaruh PH dalam Analisis Argentometri ...................................................................... 98 8. Indikator Argentometri ...................................................................................................... 99 9. Aplikasi Argentometri Dalam Analisis Obat dan Bahan Obat Beserta Contoh Obatnya.. 99 iii
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