BIG IDEA: Elements are not destroyed in chemical reactions, but combined to make new substances.
1. Warm-up: Chemcatalyst, pg. 25 “What Goes Around.”
2. Do worksheet, “What Goes Around.” Have out the vials of substances so that students can examine again what went into each reaction.
3. Begin Notes #3: Elements and Compounds.
Don't forget to do the homework assigned on Monday, Sept. 15th!
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