3- Write the equilibrium constant expression for the reaction 4 HCl (g) + O2(g) 2 H20 (1) + 2 Cl2 (g) 1 point 4- The equilibrium constant for the reaction A (g) B (g) is 10. A reaction mixture initially contains [A] = 1.1 M and [B] = 0.0 M. Calculate the [B] in the mixture at equilibrium. 2 points