1.Найдите ошибки в уравнениях.
4H2O+3CO2=2H2CO3
CaCO3=CaO+CO2
2AL(OH)3=AL2O3+H2O
3CaCL2+Na3(PO4)2+2NaCL

2.Напишите уравнения химических реакций.
Zn+H2SO4=ZnSO4+H2
Fe(OH)2=FeO+H2O
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