Homework:
 - No homework tonight

Today in class we:
 - Discussed physical properties and physical changes
 - Discussed chemical properties and chemical changes
 - Observed physical and chemical changes
 - Discussed how to identify a chemical change
 - Discussed why identifying a chemical change can be difficult
 - And, hurrah: we took notes on all of this.
notes_4.1a_-physical_and_chemical_changes.pdf
File Size: 76 kb
File Type: pdf
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