1. Slide 1 of 58  Worked Examples Follow:

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9. Slide 9 of 58  CRS Questions Follow

10. Slide 10 of 58 When heat is absorbed by ice (the system) it melts. The quantity q for the system is 1. positive. 2. negative. 3. 0

11. Slide 11 of 58 When heat is absorbed by ice (the system) it melts. The quantity q for the system is 1. positive. 2. negative. 3. 0

12. Slide 12 of 58 When potassium chlorate decomposes it produces oxygen gas. From the system’s point of view (which is the convention), w is 1. positive. 2. negative. 3. No work done.

13. Slide 13 of 58 1. positive. 2. negative. 3. No work done. When potassium chlorate decomposes it produces oxygen gas. From the system’s point of view (which is the convention), w is