Calculate Ecell at 298 K for the voltaic cell diagrammed below Cr(s)| Cr2+ (aq, 0.015 M) || Fe3+ (aq, 0.800 M) | Fe(s) Fe3+ + 3€ → Fe E (V) = -0.034 + 2e - CrE; (V) = -0.900 isode -0.81 V - 0.92
a) V 0.92
b) V
c) 0.81 V
d)0.87 V