Ответ:
Объяснение:
1) H2SO4 + Zn = ZnSO4 + H2
2) H2SO4 + CuO = CuSO4 + H2O
3) H2SO4 + Ba(OH)2 = BaSO4 + 2H2O
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Ответ:
Объяснение:
1) H2SO4 + Zn = ZnSO4 + H2
2) H2SO4 + CuO = CuSO4 + H2O
3) H2SO4 + Ba(OH)2 = BaSO4 + 2H2O