A.100mL1mol/LHAc+100mL1mol/LNaOH; B.100mL1mol/LHCl+200ml2mol/LNH3〃H2O; C.200mL1mol/LNH4Cl+100mL1mol/LNH3〃H2O; D.100mL1mol/LNH4Cl+100mL1mol/LNH3〃H2O; E.100ml5mol/LNaOH+1ml0.1mol/LHCl
A.0.3; B.2.0; C.1.3; D.1.5; E.2.3
A.4~5; B.5~6; C.4~6; D.5~7; E.4.5~5.5