Unit 7 Exam Review Guide
____________________________________
MATCHING
____ 1.
____ 2.
____ 3.
____ 4.
____ 5.
____ 6.
____ 7.
____ 8.
Name:
A solution with a pH lower than 7 that has a sour taste.
When an acid and base mix to form water and salt.
The substance being dissolved in a solution.
A solution with a pH higher than 7 that has a bitter taste.
The substance that does the dissolving in a solution.
A pH of exactly 7.
The process of compounds breaking into individual atoms.
The process of compounds breaking into smaller parts and
evenly distributing throughout the solvent.
____ 9.
The temperature at which a substance changes from a liquid to
a solid (i.e., water to ice).
____ 10. The temperature at which a substance changes from liquid to
gas (i.e., water to vapor).
____ 11. A material’s ability to allow heat or electric charges to flow.
MULTIPLE CHOICE
____ 12. If a solution has a pH of 12 it is considered
a. Acid
b. Base
c. Neutral
____ 13.
a.
b.
c.
If a solution has a pH of 3 it is considered
Acid
Base
Neutral
____ 14.
a.
b.
c.
If a solution has a pH of 6 it is considered
Acid
Base
Neutral
____ 15.
a.
b.
c.
If a solution has a pH of 7 it is considered
Acid
Base
Neutral
PROBLEMS
a.
b.
c.
d.
e.
f.
g.
h.
i.
j.
k.
Solute
Solvent
Acid
Base
Neutral
Neutralization
Boiling Point
Freezing Point
Dissolving
Dispersion
Conductivity
16. What are the 3 PROPERTIES of liquid solutions?
1.
2.
3.
17. What are the 3 FACTORS that affect how fast a solute will dissolve?
18. In a 110mL solution of KCl and water, what is the percent volume of KCl if there is
10mL of KCl?
19. In a 90g solution of NaCl in water, what is the percent mass of NaCl if there is 9g of
NaCl?
COMPLETION
Word Bank:
Lower
Higher
Conductivity
Faster
Acid
Base
20. In the freezing point depression lab when salt was added to ice it
______________________ the freezing point.
21. Adding solutes to a solution can change the freezing point, boiling point, and
____________________ of solutions.
22. If a solute has a __________________ surface area it will dissolve faster.
23. If you stir a solution the solute will dissolve __________________.
24. A solution with a pH of 3.5 is considered a(an) _________________.
25. A solution with a pH of 10 is considered a(an) __________________.