The equilibrium constant for the reaction $N_2(g) + O_2(g) \rightleftharpoons 2NO(g)$ is $4 \times 10^{-4}$ at 2000 K. In the presence of a catalyst, the equilibrium is reached ten times faster. Therefore, the equilibrium constant in the presence of a catalyst at 2000 K is

Question

$40 \times 10^{-4}$

$4 \times 10^{-2}$

$4 \times 10^{-3}$

$4 \times 10^{-4}$

Solution

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