Предмет: Химия, автор: Yasha644

Напишите в молекулярной и молекулярно-ионной формах уравнения :

Приложения:

Ответы

Автор ответа: GameWar21
0

Ответ:

1) CuSO4 + Na2S -> CuS↓ + Na2SO4

Cu(+2) + SO4(-2) + 2Na(+) + S(-2)-> CuS↓ + 2Na(+) + SO4(-2)

Cu(+2) + S(-2) -> CuS↓

2) (CH3COO)2Pb+2KCl = 2CH3COOK+PbCl2(осадок)

2CH3COO+Pb2+2K+2Cl = 2CH3COO+2K+PbCl2

Pb2+2Cl = PbCl2(осадок)

Объяснение:

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