1. Mixtures and Solutions A mixture is a combination of two or more different kinds of matter. A solution is a type of mixture in which particles of the 2 substances are evenly mixed.

2. Hmm… how do they relate?

3. A solution is a mixture but a mixture is not a solution. Solution Mixture

4. How are they different? Mixture –Individual Substances can be seen –Easily Separated Solution –Individual Substances cannot be seen –Not Easily Separated

5. Examples of Mixtures How would you separate this mixture?

6. Example of a Solution How would you separate this solution of saltwater?

7. Answer: Evaporation If allowed the water to evaporate (or simply applied heat), the salt would be left behind.

8. Can you think of any other examples of solutions?

9. Examples of Solutions: Can you think of a solution that is a solid? Answer: Brass Sugar Water Air Rubbing Alcohol

10. Can you think of any examples of mixtures?

11. Examples of Mixtures: Sugar and iron filings Sand Sandwich

12. Vocabulary: Solubility –The ability of a substance to be dissolved

13. Physical Properties A physical property is a characteristic that can be observed or measured. Density Solubility Mass Volume Color Hardness Shape