August 2022 1 19 Report

Расставьте коэффициенты, преобразовав схемы в уравнения реакций : а) FeO + CO = Fe + CO2 Fe3O4 + CO= CO2 + Fe Fe2O3+CO= Fe + CO2 Na + H2O = NaOH + H2 Na + NH3 = NaNH2 + H2 б) H2O + K = H2 +KOH CaO + H2O = Ca(OH)2 Fe + H2O = Fe3O4 +H2 H2O2 = H2O + O2 Cu (NO3)2 = CuO + NO2+ O2

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