calculaton of EMF
Kindly refer to the following link:-
https://www.meritnation.com/ask-answer/question/how-to-find-emf-of-a-cell-in-elecrochemistry-chapter-is/electrochemistry/3911178
https://www.meritnation.com/ask-answer/question/how-to-find-emf-of-a-cell-in-elecrochemistry-chapter-is/electrochemistry/3911178