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