H2SO4(р) + Zn = ZnSO4 + H2
2H2SO4(к) + Zn = ZnSO4 + SO2 + 2H2O
ZnO + H2SO4 = ZnSO4 + H2O
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H2SO4(р) + Zn = ZnSO4 + H2
2H2SO4(к) + Zn = ZnSO4 + SO2 + 2H2O
ZnO + H2SO4 = ZnSO4 + H2O