Download Unit A Section 2 Review 1. Define Solute: 2. Define Solution: 3. What

Unit A Section 2 Review
1. Define Solute:
2. Define Solution:
3. What is an aqueous solution?
4. Define Saturated
5. Define Unsaturated
6. Give all 4 points of the particle model of matter
7. Give 2 examples of each of the following types of solutions
a. Gas in a liquid
b. Liquid in a liquid
c. Solid in a liquid
8. Define Mechanical mixture, use the term heterogeneous in your definition.
9. Define Solution, use the term homogeneous in your definition
10. Define Colloid, compare a colloid to a suspension
11. What does paper chromatography test?
12. What three factors affect solubility?
13. What three factors affect the rate of dissolving? Explain each of them.
14. In what is the concentration, in g / mL, of 8g orange crystals dissolved in 50mL of water?
- A substance that dissolves to form a solution
eg) Juice Crystals
- Homogenious mixture, two or more pure substances mixed together
that look like one substance.
3. Aqueous Soln
4. Saturated:
5. UnSaturated:
6. Particle model of matter:
- All matter is made up of tiny particles
- The particles have space between them
- Oxygen dissolved in water
- CO in pop
b) Liquid in Liquid:
- Lemon juice in water
- Antifreeze: Ethylene Glycol in water
8. Mechanical mixture:
- A heterogeneous mixture where the different substances can
9. See # 2
have larger particles that settle.
solution
12. Factors that affect solubility are temperature, type of solvent, and
type of solute
13. Rate of dissolving is affected by agitation (stirring), temperature,
and, the size of the solute particles
14. 8g orange crystal divided by 50mL water = 0.16g/mL