Write the cell reaction and electrode half-reactions and calculate the standard emf of each of the following
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Write the cell reaction and electrode half-reactions and calculate the standard emf of each of the following cells:
(a) Zn | ZnSO4(aq)||AgNO3(aq)|Ag
(b) Cd |CdCl2(aq)||HNO3(aq)|H2(g)|Pt
(c) Pt|K3[Fe(CN)6](aq),K4[Fe(CN)6](aq)||CrCl3(aq)|Cr
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