Question

Methane reacts with water to form CO and H2 as follows CH4 (g) + H2O (g) >< CO (g) + 3 H2 (g) The value of Kp at 298 K for the reaction is 7.7 x 1024, calculate Kc.

Answer 1

Kc = KpRT^-delta n
delta n = nproducts-nreactants.
Substitute and solve.