1. Chapter 13 Solution Chemistry

2. Overview 13.1 Solution Process 13.1 Solution Process 13.2 Saturated Solutions 13.2 Saturated Solutions 13.3 Factors Affecting Solubility 13.3 Factors Affecting Solubility 13.4 Ways of Expressing Concentration 13.4 Ways of Expressing Concentration 13.5 Colligative Properties 13.5 Colligative Properties

3. Question Why is 24K gold softer and more yellow than 10K or 18K? Why is 24K gold softer and more yellow than 10K or 18K? Red gold Cu/Au Red gold Cu/Au White gold Ni/Au White gold Ni/Au Why can’t planes be made with Mg metal? Why can’t planes be made with Mg metal?

4. Other solutions Do fillings ‘leak’? Do fillings ‘leak’? Solution of Hg, Ag, Zn Solution of Hg, Ag, Zn Why add He to scuba tanks? Why add He to scuba tanks? Decrease partial pressure of N 2 Decrease partial pressure of N 2

5. The Solution Process Definitions: Definitions: Solution Solution Air Air 10 K gold 10 K gold Pop Pop

6. The Solution Process Definitions Definitions Solvent Solvent Solute Solute

7. The Solution Process Definitions Definitions Miscible Miscible Suspension Suspension

8. The Solution Process Definitions Definitions Solvation Solvation Hydration Hydration

9. Nine Solutions Gas in gas Gas in gas Gas in liquid Gas in liquid Gas in solid Gas in solid Liquid in gas Liquid in gas Liquid in liquid Liquid in liquid Liquid in solid Liquid in solid Solid in gas Solid in gas Solid in liquid Solid in liquid Solid in solid Solid in solid

10. Why does NaCl dissolve in water?

11. Why does Sugar dissolve in water?

12. Other forces

13. Other forces

14. Quiz Quiz

15. What forces here?

16. Solubility I Saturated solution Saturated solution

17. Solubility II Unsaturated Unsaturated

18. Solubility III Supersaturated Supersaturated You need to know the solubility rules! You need to know the solubility rules!

19. Spontaneity Solution formation Disorder

20. Entropy It’s not what it used to be It’s not what it used to be

22. Question What does nature favor? What does nature favor? Order or disorder? Order or disorder?