Автор - 1fatima

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Ответ

Автор - Potassium

CuCl2 + Zn = ZnCl2 + Cu

CaCO3 (t)= CaO + CO2

CuCO3 + H2O + CO2 = Cu(HCO3)2

Na2CO3 + H2O = NaHCO3 + NaOH

NaH2PO4 + NaOH = Na2HPO4 + H2O

(CuOH)2S + H2S = 2CuS + 2H2O

Mg + 2HCl = MgCl2 + H2

Cu + 2H2SO4(k)= CuSO4 + SO2 + 2H2O

3Zn + 4H2SO4(k)= 3ZnSO4 + S + 4H2O

CuO + C (t)= Cu + CO

Fe3O4 + 4CO (t)= 3Fe + 4CO2

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