Расставьте коэффициенты и определите тип химических реакций. а)H2O+SO->H2SO4 b)Mg+O2->MgO C)H2+CuO->Cu+H2O D)CaCO3->CaO+CO2 E)Zn+HCL2+H2 G)CuO+H2SO4->CuSO4+H2O
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