Question

Can someone help me solve. The equilibrium constant is given for one of the reactions below. Determine the value of the missing equilibrium constant. H2(g) + Br2(g) ⇌ 2 HBr(g) Kc = 3.8 × 104 2

HBr(g) ⇌ H2(g) + Br2(g) Kc = ?