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CHEM 090 Lecture 2
Solute, solvents, solutions, suspensions
| Question | Answer |
|---|---|
| What is a solute? | A substance which dissolves into another substance |
| What is a solvent? | A substance which does the dissolving |
| What is a solution? | A mixture of one substance dissolving into another substance causing a homogeneous effect |
| What is a suspension? | A mixture in which particles of a substance do not dissolve but are dispersed throughout a gas or liquid |
| What is solubility? | The amount of a solid that dissolves in a solvent |
| Increasing temperature increases? | Solubiltiy |
| When properties of substances in a mixture remains the same it make it what? | A homogeneous solution |
| What is a colloid? | A mixture in which very small particles of a substance are evenly distributed throughout another substance |
| Paint, milk, fog are examples of? | Colloids |
| What is an unsaturated solution? | A solution that has less than the amount of solute that can be dissolved at a particular temperature |
| What is a saturated solution? | A solution that has the maximum amount of solute particles that can be dissolved at a particular temperature in the presence of undissolved particles of solute |
| What is a supersaturated solution? | A solution that contains a higher amount of solute that it can hold in a given amount of solvent at a particular temperature |
| What happens when there is excess solute in a solution? | Crystallization |
Created by:
Tee Taylor