NO(g) + O3(g) ⇋ NO2(g) + O2 (g)
Kp = \(\frac{[P_{NO_2}(g)][P_{O_2}(g)]}{[P_{NO}(g)][P_{O_3}(g)]}\)
Kp = \(\frac{[{NO_2}(g)].[{O_2}(g)]RT}{[{NO}(g)]RT.[{O_3}(g)]RT}\)
Kp = \(\frac{[{NO_2}(g)].[{O_2}(g)]}{[{NO}(g)].[{O_3}(g)]}\) = Kc
( \(\therefore\) Kp = Kc)