January 2019 1 16 Report
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1. jika arus listrik sebesar 20 f dialirkan ke
dlm sel elektrolisis yg megandung
larutan fe²+, logam besi (A,= 56) yg
diendapkan di katoda sebanyak
2. pada elektrolisis larutan CuBr2.
dihasilkan logam Cu di katoda
sebanyak 6,4 g (A,Cu=64). banyaknya
arus listrik yg dibutuhkan adalah
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