1. Solutions Ch. 22

2. What is a solution? Solution: mixture that is ____________ throughout Solution: mixture that is ____________ throughout _____________________ _____________________ Solute: ___________ dissolved Solute: ___________ dissolved Solvent: ___________ the dissolving Solvent: ___________ the dissolving Examples? Examples?

3. Other Solutions Air Air ______________ solution ______________ solution Alloys Alloys ___________ solutions ___________ solutions Sterling silver – silver and _____________ Sterling silver – silver and _____________ Bronze – copper and ____________ Bronze – copper and ____________ Brass – _______________ and zinc Brass – _______________ and zinc

4. How do things dissolve? Happens at ________________ Happens at ________________ Particles constantly ______________ and colliding Particles constantly ______________ and colliding Solute collides with _____________ Solute collides with _____________ Dissolves __________ layer at a time Dissolves __________ layer at a time Particles _________________ out evenly Particles _________________ out evenly

5. How can we speed up process? _______________ _______________ Smaller particles – Smaller particles – More ______________ exposed to solvent More ______________ exposed to solvent Temperature Temperature ___________ temp. = ____________ particles = more collisions between solute and solvent ___________ temp. = ____________ particles = more collisions between solute and solvent What is the fastest way to dissolve? What is the fastest way to dissolve? _______ solvent, ________ solute and stirring _______ solvent, ________ solute and stirring

6. Concentration Section 2 & 3

7. How much can dissolve? Solubility: ________________ amount of solute that can be dissolved at a specific temp. Solubility: ________________ amount of solute that can be dissolved at a specific temp. Concentrated: __________ of solute in solvent Concentrated: __________ of solute in solvent Dilute: ___________ a lot of solute in solvent Dilute: ___________ a lot of solute in solvent

8. Types of Solutions Saturated Solution: Saturated Solution: contains _____ solute it can ___________ at that temp. contains _____ solute it can ___________ at that temp. Unsaturated Solution: Unsaturated Solution: solution that is ________________ of dissolving _____________ solute solution that is ________________ of dissolving _____________ solute Supersaturated Solution: Supersaturated Solution: Contains _____________solute than saturated solution at same temp. Contains _____________solute than saturated solution at same temp. ____________ solution – dissolve solute – cool back to beginning temp ____________ solution – dissolve solute – cool back to beginning temp

9. Particles in Solution – Sec.3 Ions: ____________ particles Ions: ____________ particles Ions in solution conduct electricity known as ____________________ Ions in solution conduct electricity known as ____________________ Compounds dissolved that do not conduct electricity are _____________________ Compounds dissolved that do not conduct electricity are _____________________

10. Getting Ions in solution __________________: Molecules break down and form ions – make ions __________________: Molecules break down and form ions – make ions __________________: Ionic compound breaks apart into its ions – ions separate __________________: Ionic compound breaks apart into its ions – ions separate