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Question

Physical Chemistry Question on Chemical Kinetics

For the given elementary reactions, the steady-state concentration of X is
2Pk1X k2 Q+R

A

K1[P]2+K3[Q][R]K2+K4\frac{K_1[P]^2+K_3[Q][R]}{K_2+K_4}

B

12K1[P]2+k3[Q][R]k2+k4\frac{\frac{1}{2}K_1[P]^2+k_3[Q][R]}{k_2+k_4}

C

k1[p]+k3[Q][R]k2+k4\frac{k_1[p]+k_3[Q][R]}{k_2+k_4}

D

K1[P]+k3[Q][R]k2+k4\frac{K_1[P]+k_3[Q][R]}{k_2+k_4}

Answer

K1[P]2+K3[Q][R]K2+K4\frac{K_1[P]^2+K_3[Q][R]}{K_2+K_4}

Explanation

Solution

The correct option is (A): K1[P]2+K3[Q][R]K2+K4\frac{K_1[P]^2+K_3[Q][R]}{K_2+K_4}