1. Lab Techniques & Separation of Mixtures
9/15/15

2. Drill Are the following physical or chemical changes?
Boiling water
Cutting a piece of copper wire
Dissolving sugar into water
Baking a cake
**Place signed documents in the back tray!

3. Agenda Drill Separation Methods Lab Technique – Bunsen Burner
Separate a Mixture Lab HW

4. Separation Methods Chromatography
Distillation ( 4E)
Fractional Distillation
Evaporation
Filtration
Magnetism

5. Lab Techniques- Bunsen Burner
How to light
Parts of the flame

6. Lab Safety Wear goggles! Never leave a burner unattended
Pull back long hair

7. Separating a Mixture Lab
Write a procedure to separate the mixture that has:
Sawdust
Salt
Sand
Need to be specific and tell me what equipment you use and what type of separation technique you are using!

8. Separation of a Mixture
If you use a burner… make sure to place liquid into an evaporating dish
Make sure you have ring stand at the appropriate height with wire gauze on it
DO NOT touch evaporating dish after use
Use crucible tongs to place dish on table
When you done heating, place evaporating dish on wire gauze to signify that it could still be hot.

9. Alternate Activity Create Procedure with Group
Read pages in Chemistry book
P. 46 (9, 10)
P. 47 (11-17)
**All answers must be in complete sentences

10. HW Study for Quiz Should be able to do “I Can” statements
First page of study guide
Scientific Notation
Must be able to complete Scientific Notation in class