Use the standard half-cell potentials listed below to calculate the standard cell potential for the following reaction occurring in an electrochemical cell at 25°C.
4 F−(aq) + Mn2+(aq) → 2F2(g) + Mn(s)
F2(g) + 2e− → 2 F−(aq)
E° = +2.87 V
Mn2+(aq) + 2 e− → Mn(s) +2.87 V
E° = -1.18 V