The equilibrium constant is given for one of the reactions below. Determine the value of the missing equilibrium constant. Deuterium, D, is an isotope of hydrogen.
2HD(g) ⇌ H₂(g) + D₂(g) K =0.282
H₂(g) + 2D₂(g) ⇌ 4HD(g) K = ?
O 1.9
O 0.078
O 0.76
O 13
O 1.62