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What will be the new gas pressure if a gas held at 798 mmhg in a 400 mL released into a 3 L flask.

what are the concentrations of each component If a 10.00L vessel has 2.50 mol CO₂ and H₂O, and 5.00 mol CO₂and H₂ gas at 588°K, (Kc = 31.4 at 588°K), at equilibrium?

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