The equilibrium constant is given for one of the reactions below. Determine the value of the missing equilibrium constant.

Question

2HBr(g) <--> H2(g) + Br2(g) Kc=0.322

H2(g) + Br2(g) <--> 2HBr(g) Kc= ?

Answer 1

Kc for rxn 2 is 1/Kc for rxn 1.