Exam 14: Chemical Equilibrium

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Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium concentration of SO3(g). 2SO2(g) + O2(g) ⇌ 2SO3(g) Kc = 1.7 × 108 M-1 [SO2]eq = 0.0034 mol L-1 [O2]eq = 0.0018 mol L-1

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Consider the following reaction and its equilibrium constant: I2(g) ⇌ 2I(g) Kp = 0.209 atm A reaction mixture contains 0.89 atm I2 and 1.77 atm I. Which of the following statements is TRUE concerning this system?

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Define Le Châtelier's principle.

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Which of the following statements is TRUE?

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Express the equilibrium constant for the following reaction: 2 CH3Cl(g) + Cl2(g) ⇔ 2 CH2Cl2(g) + H2(g)

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Which of the following statements is TRUE about the implication of K << 1?

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Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium concentration of NO2(g). N2O4(g) ⇌ 2NO2(g) Kc = 0.21 M [N2O4]eq = 0.068 mol L-1

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Consider the following reaction at equilibrium. What effect will adding more H2S have on the system? 2H2S(g) + 3O2(g) ⇌ 2H2O(g) + 2SO2(g)

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Consider the following reaction, equilibrium pressures, and equilibrium constant at a particular temperature. Determine the equilibrium pressure of CO. CO(g) + 2H2(g) ⇌ CH3OH(l) Kp = 2.25 × 104 bar-3 P(H2)eq = 0.52 bar

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For the following reaction, what is Δn required in the conversion of Kc to Kp? N2(g) + 3H2(g) ⇌ 2NH3(g)

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