2Na + 2HCl = 2NaCl + H2
2NaCl + (NH4)2CO3 = 2NH4Cl + Na2CO3
Na2CO3 + H2O -> NaHCO3 + NaOH
2NaHCO3 = Na2CO3 + CO2 + H2O
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2Na + 2HCl = 2NaCl + H2
2NaCl + (NH4)2CO3 = 2NH4Cl + Na2CO3
Na2CO3 + H2O -> NaHCO3 + NaOH
2NaHCO3 = Na2CO3 + CO2 + H2O