At 5000 K,one Mole of Gaseous ONCl Is Placed in a a One-Liter

At 500.0 K,one mole of gaseous ONCl is placed in a one-liter container.At equilibrium it is 5.3% dissociated according to the equation shown here: 2ONCl 2NO + Cl₂.Determine the equilibrium constant.

A) 8.3 $\times$ 10^-5
B) 1.6 $\times$ 10^-3
C) 5.6 $\times$ 10^-2
D) 9.5 $\times$ 10^-1
E) 1.2 $\times$ 10⁴