1. Slide 1 of 44  Worked Examples Follow:

2. Slide 2 of 44

3. Slide 3 of 44

4. Slide 4 of 44

5. Slide 5 of 44

6. Slide 6 of 44

7. Slide 7 of 44

8. Slide 8 of 44

9. Slide 9 of 44

10. Slide 10 of 44  CRS Questions Follow:

11. Slide 11 of 44 When  G = 0, 1. The equilibrium constant is 1. 2. The system has reached equilibrium. 3. The reaction will be too slow to observe. 4. All of the above are correct. 5. 1 and 2 above are both correct. System free energy, G Reactants Products

12. Slide 12 of 44 When  G = 0, 1. The equilibrium constant is 1. 2. The system has reached equilibrium. 3. The reaction will be too slow to observe. 4. All of the above are correct. 5. 1 and 2 above are both correct. System free energy, G Reactants (std state) Products (std state) Q>K Q=K Q<K GoGo equilibrium  G = G(P)-G(R) = 0

13. Slide 13 of 44 1.favors reactants at all temperatures. 2.favors products at all temperatures. 3.favors reactants high temperatures only 4.favors products at high temperatures only. 5.It is impossible to choose between the above responses without thermochemical data. The equilibrium constant for the decomposition of colorless dinitrogen tetroxide to form brown nitrogen dioxide

14. Slide 14 of 44 1.favors reactants at all temperatures. 2.favors products at all temperatures. 3.favors reactants high temperatures only 4.favors products at high temperatures only. 5.It is impossible to choose between the above responses without thermochemical data. The equilibrium constant for the decomposition of colorless dinitrogen tetroxide to form brown nitrogen dioxide

15. Slide 15 of 44  Try these end of chapter exercises starting on page 813:  # 5, 7, 11, 15, 23, 25, 35, 39, 43, 45, 55, 57, 61, 95, 96, 97, 98, 99