Question

17. The standard reduction potential for Fe2+/Fe
and Sn2+/Sn elecrodes are -0.44 and -0.14
volt respectively. For the cell reaction,
Fe+2 +Sn = Sn2+ + Fe The standard E MF is-
(A) 0.30V
(B) -0.58V
(C) +0.58V
(D) -0.30V​

Answer 1

Answer:

The standard EMF is -0.14+0.44= -0.30V