$For\,\,C{H_3}COOH,\,\,\,{C_2}\, = \,\,(0.1\,\,\alpha )\,M$
$For\,HCl\,\,;\,\,\,{C_1}\, = \,\,0.1\,\,M$
${E_{cell}}\, = \,\,0.0591\,\,\log \,\,\frac{{0.1\alpha }}{{0.1}}\,\, = \,\,0.0591\,\,\log \,\,\alpha $
$\because \,\,\alpha \,\, \ne \,\,1,\,\,\,\,\,\therefore \,\,{E_{cell}}\, \ne \,\,1$
$Cu^+_{(aq)} + e^- \rightarrow Cu_{(s)}$ માટે વિધુતધ્રુવ પોટેન્શિયલ અનુક્રમે $+ 0.15\, V$ તથા $+ 0.50\, V$ છે. $E^o_{Cu^{2+}/Cu}$ ....... $V$ થશે.