1. Solutions Dissolve- to disperse and disappear
Soluble- able to dissolve
Insoluble- not able to dissolve
Key terms…

2. Solutions Solute- substance being dissolved
Solvent- substance doing the dissolving
Key terms…

3. Solutions Solution- a homogeneous mixture of two or more substances
Salt water

4. Solutions Properties: Solute must completely dissolve
Usually transparent
Molecules are so small they do not block light
Parts never settle out

5. Solutions Some liquid solutions do not contain water Gasoline
Alcohol as the solvent - tincture

6. Solutions Other states of matter can form solutions like:
Air- a solution of N2, O2, and other gasses

7. Solutions
Soda- a solution of a gas dissolved in a liquid

8. Solutions
Alloy- a solid solution of two metals
Brass- zinc and copper