1. CHEMISTRY World of Zumdahl Zumdahl DeCoste

2. Copyright© by Houghton Mifflin Company. All rights reserved. Chapter 15 Solutions

3. Copyright© by Houghton Mifflin Company. All rights reserved.3 Figure 15.1: Dissolving of solid sodium chloride.

4. Copyright© by Houghton Mifflin Company. All rights reserved.4 Figure 15.2: Polar water molecules interacting with positive and negative ions of a salt.

5. Copyright© by Houghton Mifflin Company. All rights reserved.5 Figure 15.3: The ethanol molecule contains a polar O—H bond.

6. Copyright© by Houghton Mifflin Company. All rights reserved.6 Figure 15.3: The polar water molecule interacts strongly with the polar O—H bond in ethanol.

7. Copyright© by Houghton Mifflin Company. All rights reserved.7 Figure 15.4: Structure of common table sugar.

8. Copyright© by Houghton Mifflin Company. All rights reserved.8 Figure 15.5: A molecule typical of those found in petroleum.

9. Copyright© by Houghton Mifflin Company. All rights reserved.9 Figure 15.6: An oil layer floating on water.

10. Copyright© by Houghton Mifflin Company. All rights reserved.10 Figure 15.7: Steps involved in the preparation of a standard aqueous solution.

11. Copyright© by Houghton Mifflin Company. All rights reserved.11 Figure 15.8: Process of making 500 mL of a 1.00 M acetic acid solution.

12. Copyright© by Houghton Mifflin Company. All rights reserved.12 Figure 15.9: A bubble in the interior of liquid water surrounded by solute particles and water molecules.

13. Copyright© by Houghton Mifflin Company. All rights reserved.13 Figure 15.10: Pure water.

14. Copyright© by Houghton Mifflin Company. All rights reserved.14 Figure 15.10: Solution (contains solute).