如题所述
C2H5ONa + H2O → C2H5OH + NaOH
2 NaCl + 2 H2O ==通电== 2 NaOH + H2↑ + Cl2↑
Na2CO3 + Ca(OH)2 = CaCO3↓ + 2 NaOH
NaHCO3 + HCl = CO2↑ + H2O + NaCl