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+clc
+//initialisation of variables
+R= 8.31 //J/mol K
+T= 25 //C
+F= 96500 //coloums
+c= 0.02 //molar
+c1= 0.1 //molar
+c2= 1 //molar
+c3= 1 //molar
+E1= 1.486 //v
+//CALCULATIONS
+E= E1-R*(273+T)*2.3*log10(c*c1^2/(c2*c3))/(2*F)
+//RESULTS
+printf (' potential of the cell = %.3f v',E)