Calculate the electrode potential at a copper electrode dipped in a 0.1M solution of copper sulphate at 25∘C. The standard electrode potential of Cu2+/Cu system is 0.34volt at 298K.
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We know that, Ered=E∘red+0.0591nlog10[ion] Putting the values of E∘red=0.34V,n=2 and [Cu2+]=0.1M Ered=0.34+0.05912log10[0.1] =0.34+0.02955×(−1) =0.34−0.02955=0.31045volt.
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