Question

Nitric oxide reacts with oxygen to form nitrogen dioxide:
2 NO(g) + O2(g) 2 NO2(g)
What is Kc'for the reverse reaction if the equilibrium concentration of NO is 0.300 M, O2 is 0.200 M, and NO2 is 0.530 M at ?
A) 0.0340
B) 0.0641
C) 0.624
D) 15.6

Answer

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