The equilibrium constant for the reaction N. (g) O (g) - 2NO (g) is 1.4 x 10^3 at 2600 K. A mixture consisting of 2.0 g of nitrogen and 1.0 g of oxygen in a container of volume 0.5 dm is heated to 2600 K and allowed to come to equilibrium. Calculate the mole fraction of NO at equilibrium. The molar mass of nitrogen in 14 g/mol, and the molar mass of oxygen is 16 g/mol.

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