加入39.9 mlNaC1后: 未被滴定的 [Ag1=0.100×0.1 79.9 =1.25×10-14mol/L ..[Ag]=1.25×104+s Ksp=(1.25×104+s)s
未被滴定的 [Ag +]= =1.25×10 -14mol/L ∴ [Ag +]=1.25 ×10 -4+s Ksp =(1.25 ×10-4 +s)s 79.9 0.1000.1 加入39.9mlNaCl后:
计量点时: [Ag]=[C] 2PAg=9.74 PAg=PCI=4.87 计量点后:滴40.1 ml NaC1时 过量Nac1=0.1ml×0.100mol/L [Ag*]=s 0.01 [Cl]= +S 80.1 滴50.0mlNa.C1后 过量C1=10.0m1×0.100mo1/L
[Ag +]=s Cl s 80.1 0.01 [ ] 计量点时: [Ag +]=[Cl -] 2PAg=9.74 PAg=PCl =4.87 计量点后:滴40.1ml NaCl时 过量NaCl=0.1ml ×0.100mol/L 滴50.0mlNaCl 后 过量Cl -=10.0ml ×0.100mol/L
9.0 8.0叶 0.100mo/L 0.0100mo1/L 70 0.00100mal/L 6.0 PAg 5.0 4.0 0.0100i6}/2 3.0 0.00100mo/L 2.0 0.100mol/L 1.0 0 10.020.0.30.0 40.050.0 60.00.080.0 NaCl体积(ml)