April 2022 0 27 Report
Какое уравнение соответствует окислительно-восстановительной реакции? * Na2CO3 + CO2 + H2O = 2NaHCO3
Zn + H2SO4 = ZnSO4 + H2
CaCO3 = CaO + CO2
BaCl2 + Na2SO4 = BaSO4 + 2NaCl
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