7 For the reaction 2 NH3(g) → N₂(g) + 3 H₂(g), the value of the equilibrium constant is 2.00 at 400°C. A 20.0 L vessel contains 0.500 mol NH3. The concentrations of all species at equilibrium are [N2] = 0.12 M, [H2] = 0.036 M and [NH3] = 0.001 M. At the above equilibrium concentrations, how does the position of equilibrium respond if the following change/stress is made (use LeChatelier's Principle to answer either shift left to reactants, shift right to products, or no change in position of equilibrium and then calculate Qc and compare it to K. Stress/Change: Change the concentration of H₂ to 0.0300 M. A. There is no change B. The reaction proceeds to the left C. The reaction proceeds to the right D. Not enough information OA OB OC OD

7 For the reaction 2 NH3(g) → N₂(g) + 3 H₂(g), the value of the equilibrium constant is 2.00 at 400°C. A 20.0 L vessel contains 0.500 mol NH3. The concentrations of all species at equilibrium are [N2] = 0.12 M, [H2] = 0.036 M and [NH3] = 0.001 M. At the above equilibrium concentrations, how does the position of equilibrium respond if the following change/stress is made (use LeChatelier's Principle to answer either shift left to reactants, shift right to products, or no change in position of equilibrium and then calculate Qc and compare it to K. Stress/Change: Change the concentration of H₂ to 0.0300 M. A. There is no change B. The reaction proceeds to the left C. The reaction proceeds to the right D. Not enough information OA OB OC OD

Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter15: Principles Of Chemical Reactivity: Equilibria

Section: Chapter Questions

Problem 64GQ

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