单项选择题
A.3mol/L氯化钠B.3mol/L氯化钾C.0.3mol/L氯化钾D.0.3mol/L氯化钠
A.PKHIn±0.5B.PKHIn±1C.PKHIn±2D.PKHIn±3
A.配位效应B.盐效应C.酸效应D.络合效应
A.CH3NH2〉(CH3)2NH〉(CH3)3N〉NH3B.(CH3)2NH〉CH3NH2〉(CH3)3N〉NH3C.(CH3)3N〉(CH3)2NH〉CH3NH2〉NH3D.NH3〉CH3NH2〉(CH3)2NH〉(CH3)3N
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