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4:
Chemical Reactions
Objectives:
A compound is formed when two or more kinds of atom combine together chemically. Each compound has unique chemical and physical properties. In chemical reactions, the total mass is conserved.
Time Range:
4th Quarter; 4 weeks
Suggested Teaching Strategies:
CPO Chapters 19 & 20
- Students will define related vocabulary terms; use pre-reading guides to introduce them to the text; and fill in guided outline during class discussion.
- Reinforce student understanding using worksheets and activities.
- Several labs will be done (see below).
Aligned Resources:
- Core Lab 15: Comparing Molecules (CPO Investigation 19.3) - Nuts and Bolts
- Other Labs and Activities:
- Chemical Formulas (CPO Investigation 19.2)
- Chemical Changes (CPO Investigation 20.1) - What is the evidence that a chemical change has occurred?
- Chemical Equations (CPO Investigation 20.2) - Balancing
- Conservation of Mass (CPO Investigation 20.3)
- Using Equations (CPO Investigation 20.4)
- Demonstration - The Hydrogen Balloon (combustion)
- Demonstration - Mentos in Diet Coke
- Optional lab: Chemical Putty
- Various worksheets and activities available
Revision Date:
August 2006
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