Estimate the value of the equilibrium constant at 665 K for each of the following reactions using thermodynamic data from the appendix. Part B Br2(g)+Cl2(g)⇌2BrCl(g) ΔHf∘ for BrCl(g) is 14.6 kJ/mol. ΔS∘f for BrCl(g) is 240.0 J/mol. Express your answer using three significant figures.