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) K c = 3.8 x 104
4 HBr (g) ⇌ 2 H2 (g) + 2 Br2 (g) K c = ?
A) 1.9 x 104
B) 5.1 x 10-3
C) 2.6 x 10-5
D) 6.9 x 10-10
E) 1.6 x 103
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