A.pH=9.0,[NH3]=0.01mol/L B.pH=10.0,[NH3]=0.01mol/L C.pH=9.0,[NH3]=0.05mol/L D.pH=10.0,[NH3]=0.15mol/L
A.pPb=pY’ B.pPb=pY C.pPb’=pY’ D.pPb’=pY
A.與lgK’(PbY)和c(Pb2+)有關(guān) B.只與lgK’(PbY)有關(guān) C.只與c(Y)有關(guān) D.只與c(Pb2+)有關(guān)