A.氫離子濃度(單位:mol/L下同)相等 B.H2SO4和HAC的濃度相等 C.H2SO4的濃度為HAC的濃度的1/2 D.H2SO4和HAC的電離度相等
A.2.0852% B.2.085% C.2.08% D.2.09% E.2.1%
A.0.1g B.0.2g C.0.3g D.0.4g E.0.5g