Объяснение:
C + O2 = CO2;
CO2 + 2KOH = K2CO3 + H2O;
K2CO3 + CaCl2 = CaCO3 + 2KCl;
CaCO3 + 2HNO3 = Ca(NO3)2 + H2O + CO2;
Ca(NO3)2 (t) = Ca(NO2)2 + O2;
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Объяснение:
C + O2 = CO2;
CO2 + 2KOH = K2CO3 + H2O;
K2CO3 + CaCl2 = CaCO3 + 2KCl;
CaCO3 + 2HNO3 = Ca(NO3)2 + H2O + CO2;
Ca(NO3)2 (t) = Ca(NO2)2 + O2;