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2014-05-31T21:04:44+03:00
2 NaOH + CuSO4 ---> Na2SO4 + Cu(OH)2
160 g CuSO4......1 mol Cu(OH)2.....2 moli NaOH
1,6 g CuSO4.........x moli Cu(OH)2........y moli NaOH
x = 0,01 moli Cu(OH)2 si y = 0,02 moli moli NaOH
n NaOH / n Cu(OH)2 = 0,02/0,01 = 2:1 - raportul molar
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