Write the reaction equation: Hydrogen – water – potassium hydroxide – potassium carbonate – potassium nitrate

1) 2H2 + O2 = 2H2O (when hydrogen interacts with oxygen, water is formed);

2) H2O + K2O = 2KOH (when water interacts with potassium oxide, potassium hydroxide is formed);

3) 2KOH + CO2 = K2CO3 + H2O (when potassium hydroxide interacts with carbon dioxide, potassium carbonate and water are formed);

4) K2CO3 + 2HNO3 = 2KNO3 + CO2 + H2O (when potassium carbonate interacts with nitric acid, potassium nitrate, carbon dioxide and water are formed).



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