Какое уравнение диссоциации записано правильно:

А) Cu(NO3)2 = Cu2+ + NO6−

Б) Cu(NO3)2 = Cu2+ + 6NO-

В) Cu(NO3)2 = 2Cu2+ + NO3-

Г) Cu(NO3)2 = Cu2+ + 2NO3-
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