Ответ:
SO3 + H2O = H2SO4
2H2SO4 + Zn = ZnSO4 + SO2 + 2H2O
2ZnSO4 = 2ZnO + 2SO2 + O2
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Ответ:
SO3 + H2O = H2SO4
2H2SO4 + Zn = ZnSO4 + SO2 + 2H2O
2ZnSO4 = 2ZnO + 2SO2 + O2