1. Matter and Mixtures

2. Types of Matter Elements –Simplest of Substances –Made of only one type of atom –118 Known

3. Types of Matter Compounds –2 or more elements chemically combined –Specific ratio –11 million and counting –Shown by formula

4. Types of Matter Mixtures Mixtures –2 or more elements physically combined –No specific ratio –Infinite number

5. Mixtures Homogeneous –Looks the same throughout the mixture Heterogeneous –Looks different throughout the mixture

6. Types of Mixtures Colloid –Small particles –Evenly dispersed –Can not be easily separated

7. Types of Mixtures Suspension –Large particles –Easily separated

8. Types of Mixtures Solutions –Well mixed –Particles will separate over time –Two parts –Solute –Solvent

9. Solutions Solute –Substance that is Dissolved Solvent –Substance that does the “Dissolving”