12、正极: Ag+ +e-=Ag E0(Ag+/Ag)=0.7991V
负极: AgBr +e-=Ag+Br- E0(AgBr/Ag)=0.0711V
总反应: Ag+ +Br-=AgBr K0=1/Ksp
lgK0=nE0/0.0591v=1*(0.7991v-0.0711V)/0.0591v=12.32
K0=2.1*10^12
Ksp=4.8*10^-13
12、正极: Ag+ +e-=Ag E0(Ag+/Ag)=0.7991V
负极: AgBr +e-=Ag+Br- E0(AgBr/Ag)=0.0711V
总反应: Ag+ +Br-=AgBr K0=1/Ksp
lgK0=nE0/0.0591v=1*(0.7991v-0.0711V)/0.0591v=12.32
K0=2.1*10^12
Ksp=4.8*10^-13