1. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 1 Chemistry FIFTH EDITION by Steven S. Zumdahl University of Illinois

2. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 2 Chemistry FIFTH EDITION Chapter 12 Chemical Kinetics

3. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 3 Figure 12.1 Definition of Rate

4. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 4 Figure 12.2 Representation of the Reaction of 2NO 2 (g)  g) + O 2 (g)

5. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 5 Figure 12.3 A Plot of the Concentration of N 2 O 5 as a Function of Time for the Reaction

6. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 6 Figure 12.4 A Plot of In(N 2 O 5 ) Versus Time

7. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 7 Figure 12.5 A Plot of (N 2 O 5 ) Versus Time for the Decomposition Reaction of N 2 O 5

8. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 8 Figure 12.6 (a) A Plot of In(C 4 H 6 ) Versus t (b) A Plot of 1/(C 4 H 6 ) Versus t

9. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 9 Figure 12.7 A Plot of (A) Versus t for a Zero-Order Reaction

10. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 10 Figure 12.8 Decomposition Reaction

11. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 11 Figure 12.9 A Molecular Representation of the Elementary Steps in the Reaction of NO 2 and CO

12. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 12 Figure 12.10 A Plot Showing the Exponential Dependence of the Rate Constant on Absolute Temperature

13. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 13 Figure 12.11 Change in Potential Energy

14. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 14 Figure 12.12 Plot Showing the Number of Collisions with a Particular Energy at T 1 and T 2, where T 2  

15. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 15 Figure 12.13 Several Possible Orientations for a Collision Between Two BrNO Molecules

16. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 16 Figure 12.14 Plot of In(k) Versus 1/T for the Reaction 2N 2 O 5 (g)     g) + O 2 (g)

17. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 17 Figure 12.15 Energy Plots for a Catalyzed and an Uncatalyzed Pathway for a Given Reaction

18. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 18 Figure 12.16 Effect of a Catalyst on the Number of Reaction- Producing Collisions

19. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 19 Figure 12.17 Heterogeneous Catalysis of the Hydrogenation of Ethylene

20. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 20 Figure 12.18 Catalytic Converter

21. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 21 Figure 12.19 The Removal of the End Amino Acid from a Protein by Reaction with a Molecule of Water

22. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 22 Figure 12.20 The Structure of the Enzyme Carboxypeptidase-A