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N2O4 (g) ⇌ 2 NO2 (g) Kc = 5.9×10−3 (at 298 K) Express your answer using...

N2O4 (g) ⇌ 2 NO2 (g) Kc = 5.9×10−3 (at 298 K)

Express your answer using two significant figures.
Kp =

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