Question- Calculate the equilibrium constant (Kc) for the reaction at 298 K. The voltaic cell described by the balanced chemical reaction has a standard emf of 0.73 V.
2NO(g) + 3PbO2(s) + 4H+(aq) + 3SO42-(aq) ? 2NO3-(aq) + 3PbSO4(s) + 2H2O(l)
St. Red. Pot. (V)
NO3-/NO +0.96
PbO2/PbSO4 +1.69
Constants
0 °C = 273.15 K
R = 8.314 J/(K x mol)
Faraday's Constant
96485 C/mol
Express your answer to two significant figures and include the appropriate units.