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18 Nov 2019
12. For the following reaction at equilibrium, which change Chem 1212 | 2017 will cause the equilibrium to shift to the lefr A) Increase the container volume. B) Remove some NO. C) Remove some Br D) Add more NOBr. E) Decrease the temperature 13. For the following reaction at equilibrium in a reaction vessel, which change w concentration to decrease? which change will cause the Br 2NOBr(g) ë 2N0(g) + Br2(g), ì¨r-30 kJ/mol A) Increase the temperature. B) Remove some NO. C) Add more NOBr. D) Compress the gas mixture into a smaller volume E) Add a catalyst 4. For the tollowing reaction at equilibrium in a reaction vessel, which one of these changes would cause the Br2 concentration to increase? A) Lower the temperature. B) Remove some NO. C) Remove some NOBr. D) Compress the gas mixture into a smaller volume. E) Add a catalyst 15. For the equilibrium reaction 2sotg) + Odg) ë 2S03(g), ÎHã=-198 kJ/mol, which one of these D) E) factors would cause the equilibrium constant to increase? A) Decrease the temperature. B) Add SO2 gas. C) Remove O2 gas. Add a catalyst. None of these. will shift to the left in response to a decrease in volume. 16. Of the following equilibria, only- A) H2 (g) + Cl2(g) 2 HCl (g) B) 2 SO3 (g) ê·¼ 2SO2 (g) + O2 (g C) N2 (g) + 3H2(g) ê·¼ 2 NH3(g) D) 4 Fe (s) + 3 O2 (g) ê·¼ 2 Fe2O3 (s) E) 2H1 (g) ê·¼ H2(g) + 12 (g) will shift to the right in response to a decrease in volume. A) H2 (g) + Cl2 (g) ê·¼ 2HCl (g) B) 2SO3 (g) 2SO2 (g) + 02(g) C) N2(g) + 3H2(g) 2NH3 (g) D) 2 Fe203 (s) 4 Fe (s) +302 (g) E) 2H1 (g) H2(g) + 12 (g) 17. Of the following equilibria, only
12. For the following reaction at equilibrium, which change Chem 1212 | 2017 will cause the equilibrium to shift to the lefr A) Increase the container volume. B) Remove some NO. C) Remove some Br D) Add more NOBr. E) Decrease the temperature 13. For the following reaction at equilibrium in a reaction vessel, which change w concentration to decrease? which change will cause the Br 2NOBr(g) ë 2N0(g) + Br2(g), ì¨r-30 kJ/mol A) Increase the temperature. B) Remove some NO. C) Add more NOBr. D) Compress the gas mixture into a smaller volume E) Add a catalyst 4. For the tollowing reaction at equilibrium in a reaction vessel, which one of these changes would cause the Br2 concentration to increase? A) Lower the temperature. B) Remove some NO. C) Remove some NOBr. D) Compress the gas mixture into a smaller volume. E) Add a catalyst 15. For the equilibrium reaction 2sotg) + Odg) ë 2S03(g), ÎHã=-198 kJ/mol, which one of these D) E) factors would cause the equilibrium constant to increase? A) Decrease the temperature. B) Add SO2 gas. C) Remove O2 gas. Add a catalyst. None of these. will shift to the left in response to a decrease in volume. 16. Of the following equilibria, only- A) H2 (g) + Cl2(g) 2 HCl (g) B) 2 SO3 (g) ê·¼ 2SO2 (g) + O2 (g C) N2 (g) + 3H2(g) ê·¼ 2 NH3(g) D) 4 Fe (s) + 3 O2 (g) ê·¼ 2 Fe2O3 (s) E) 2H1 (g) ê·¼ H2(g) + 12 (g) will shift to the right in response to a decrease in volume. A) H2 (g) + Cl2 (g) ê·¼ 2HCl (g) B) 2SO3 (g) 2SO2 (g) + 02(g) C) N2(g) + 3H2(g) 2NH3 (g) D) 2 Fe203 (s) 4 Fe (s) +302 (g) E) 2H1 (g) H2(g) + 12 (g) 17. Of the following equilibria, only
Deanna HettingerLv2
7 Jun 2019