At equilibrium, the reaction; PCl3 (g) + Cl2 (g) ⇌ PCl5 (g) + 4 HCl(g), has a Keq of 96.2 M-1 at
400K. What is the concentration of PCl5 ? Given, at 400K, the equilibrium concentrations of
PCl3 (g) and Cl2 (g) are 0.5M and 0.07M, respectively. (2 points)