Nitrogen trichloride is synthesized from nitrogen gas and chlorine gas. N2(g)  +  3 Cl2(g)  ↔↔  2 NCl3(g) If 2.50 mole of N2(g) and 3.00 mole of Cl2(g) were placed in a 20.00 L vessel heated to 400K and allowed to come to equilibrium, what is the mole quantity of chlorine gas at equilibrium if the amount of NCl3(g) was measured to be 1.62 mole at equilibrium?

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