Cell reaction,2Cu+(aq)────▸Cu(s)+Cu2+(aq) According to Nernst equation E=E°−
2.303RT
nF
log[
M
Mn+
] where, E= Electrode potential of the metal E°= Standard electrode potential R= Gas constant (8.314) joules per mol per degree absolute) T= Temperature on Kelvin scale n= Number of electrons involved in the half-cell reaction F= One Faraday (96500 coulombs ) at 298K,2.303RT∕F=0.059 ∴ E=E°−