$E _{\text {cell }}= E _{ OP _{ Cl }}^0+ E _{ RPCl _{ Cl }^0}^0+\frac{0.059}{2} \log$
$\frac{\left[ Cl ^{-}\right]_{ LHS }^2 P _2}{\left[ Cl ^{-}\right]_{ RHS }^2 P _1}=\frac{0.059}{2} \log \frac{ P _2}{ P _1}$
$E _{\text {cell }}$ is +ve when $P _2> P _1$
