CH 12 & 13REV
1. Name a liquid miscible with water, and one immiscible with water
2. What determines miscibility?
3. What is the general name for solids formed in a reaction? Are they sol. or insol?
4. What does semi permeable mean?
5. What is the term describing water moving across a semi permeable membrane?
6. What units are used to measure concentrations of solutions?
7. Fog, smoke, gels are examples of what type of heterogenous mixture?
8. Name another type of heterogeneous mixture.
9. What is the solvent in air? Why?
10. What goes in first in the volumetric flask? What comes up to the line?
11. When molecules form ions in solutions __ has occurred, but when an ionic solid dissolves, __ is said to have occurred. Both have the same end product, ___.
12. How does a temp inc affect a solid dissolving in liquid? A gas dissolving in liquid?
13. How does a pressure inc affect a solid dissolving in liquid? A gas dissolving in liquid?
14. Name 3 ways of increasing the rate of solution.
15. How does adding solute affect bp of a solution? Mp?
16. What type of solutions conduct electricity? Why?
17. * Describe how to make 600mL of a 3.0M sodium sulfide solution
18. * Find the molarity and molality of 15mL of calcium floride solution. The dish weighed 33.5g empty, 51.5g with the solution, and 37.0g after evaporation in the oven.
19. *Find % error of above, if the actual molarity is 3.2M
20. read graph p 414; answer questions p 426 #11&12