Given the reaction below, calculate the number of moles of carbon dioxide that are present at equilibrium if a mixture of 0.300 mol of CO and 0.300 mol and H2O is heated in a 10.0 L container.
H₂(g) + CO₂(g) ⇋ H₂O(g) + CO(g) Kc = 0.534 at 700ºC