Na₂CO₃ + H₂CO₃ → 2NaHCO₃
2NaHCO₃ → t° → Na₂CO₃ + CO₂↑ + H₂O
Na₂CO₃ + 2С → t° → 2Na + 3CO
2Na + O₂ → Na₂O₂
Na₂CO₃ + H₂CO₃ → 2NaHCO₃
2NaHCO₃ → t° → Na₂CO₃ + CO₂↑ + H₂O
Na₂CO₃ + 2С → t° → 2Na + 3CO
2Na + O₂ → Na₂O₂