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The equilibrium constant for the reactio...

The equilibrium constant for the reaction
`Zn(s)+Sn^(2+)(aq) iff Zn^(2+)(aq)+Sn(s)` is `1 times 10^(20)` at `298K`.The magnitude of standard electrode potential of `Sn//Sn^(2+)` if `E_(Zn//(Zn))^(theta)""^(2+)=-0.76V` is __________`xx 10^-2 V` (Nearest integer).
Given: `(2.303RT)/(F)=0.059V`

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