The following reactions have the indicated equilibrium constants at a particular temperature: N2(g) + O2(g) ⇌ 2NO(g)   Kc = 4.3 × 10−25 2NO(g) + O2(g) ⇌ 2NO2(g)   Kc = 6.4 × 109 Determine the values of the equilibrium constants for the following equations at the same temperature: (a) 4NO(g) ⇌ N2(g) + 2NO2(g)    × 10    (b) 4NO2(g) ⇌ 2N2(g) + 4O2(g)    × 10    (c) 2NO(g) + 2NO2(g) ⇌ 3O2(g) + 2N2(g)    × 10

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