1) 2 NaHCO 3 → Na 2 CO 3 + H 2 O + CO 2
2) K 2 CO 3 + 2 NaOH → Na 2 CO 3 + 2 KOH
3) Na 2 CO 3 + 2 H 2 O → 2 NaOH + H 2 CO 3
4) 2 Na Cl + Ca C O 3 → Na 2 C O 3 + Ca Cl 2
1) 2 NaHCO 3 → Na 2 CO 3 + H 2 O + CO 2
2) K 2 CO 3 + 2 NaOH → Na 2 CO 3 + 2 KOH
3) Na 2 CO 3 + 2 H 2 O → 2 NaOH + H 2 CO 3
4) 2 Na Cl + Ca C O 3 → Na 2 C O 3 + Ca Cl 2