Question

xplanation For homogeneous equilibria, Kc is the ratio of product to reactant concentration aised to their respective stoichiometric coefficients. Answered - Correct! 2 attempts left . Change your responses to resubmit QB 14.14 Level 2 Homework . Unanswered At 300 K the reaction 2 BrCl(g) =Br2(g) + Cl2(g) has Kc = 377. What is the value of Ke for the reaction Br2(g) + Cl2(g) = 2 BrCl(g)? Numeric Answer: Unanswered 3 attempts left Submit HQ14.06 Homework . Unanswered aparatuare the rate

Answer 1

2BrCl (g) $\to$ Br₂ (g) + Cl₂ (g). (1)

Kc₁ = = 377

Br2]C12 [BrCl]

For the reaction

Br₂ (g) + Cl₂ (g) $\to$ 2BrCl (g) (2)

Now,

K_c2 =  
[BrCl2 [Br2] [C12]
= $\frac{1}{Kc1}$ = $\frac{1}{377}$ = 0.00265.

Hence value of equilibrium constant (Kc) for reaction 2 = 0.00265 .