Дано:Cu(OH)2
Найти: w(Cu)
Решение: w=Ar/ Мr
М (Cu(OH)2) = 63,5 + 16*2 + 2 = 97,5 г/моль w (Cu) = 63.5 / 97.5 = 0.65 = 65%
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Дано:Cu(OH)2
Найти: w(Cu)
Решение: w=Ar/ Мr
М (Cu(OH)2) = 63,5 + 16*2 + 2 = 97,5 г/моль
w (Cu) = 63.5 / 97.5 = 0.65 = 65%