Multiple ChoiceWhich direction will the following reaction (in a 10.0 L flask) proceed if a catalyst is added to the system? CaCO3 (s) ⇌ CaO (s) + CO2 (g) Kp = 3.2 x 10-28
Multiple ChoiceConsider the following gas reaction of A2 ( shaded spheres) and B2 ( unshaded spheres)A2 (g) + B2 (g) ⇌ 2 AB (g) Which container proceeds more to completion?
Open QuestionIs the yield of SO3 at equilibrium favored by a higher or lower pressure? By a higher or lower temperature?2 SO2(g) + O2 ⇌ 2 SO3(g) ∆H = -47 kcal/mol
Open QuestionWhat effect do the listed changes have on the position of the equilibrium in the reaction of carbon with hydrogen?C(s) + 2 H2(g) ⇌ CH4(g) ∆H = -18 kcal/mol (-75kJ/mol)Increasing temperature
Open QuestionWhat effect do the listed changes have on the position of the equilibrium in the reaction of carbon with hydrogen?C(s) + 2 H2(g) ⇌ CH4(g) ∆H = -18 kcal/mol (-75kJ/mol)Allowing CH4 to escape continuously from the reaction vessel
Open QuestionWhy do catalysts not alter the amounts of reactants and products present at equilibrium?
Open QuestionWhen the following equilibria are disturbed by increasing the pressure, does the concentration of reaction products increase, decrease, or remain the same?2 CO2(g) ⇌ 2 CO(g) + O2(g)
Open QuestionFor the following equilibria, use Le Châtelier's principle to predict the direction of the reaction when the pressure is increased by decreasing the volume of the equilibrium mixture.C(s) + H2O(g) ⇌ CO(g) + H2(g)