H 2 S+4Na 2 O 2 +2H 2 O===Na 2 SO 4 +6NaOH；NH 3 +NaCl+H 2 O+CO 2 ===NaHCO 3 +NH 4 Cl（侯德榜制碱：用于工业制备小苏打,苏打）；CO 2 +2NaOH(过量)==Na 2 CO 3 +H 2 O ；CO 2 (过量)+NaOH==NaHCO 3 ；CO 2 (不...