Hon Chemistry 3-21-12 Describing Chemical Reactions

HON CHEMISTRY: So tell me again – how do you know if a chemical reaction has occurred? Poor Abraham red gummy bear! Here’s the lecture from the evidences of a chemical change and the intro to balancing chemical equations.

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5 thoughts on “Hon Chemistry 3-21-12 Describing Chemical Reactions

  1. Hey Ms. Skinner I really like the gummy bear experiment today. I think I am getting better at noticing when a chemical reaction takes place.

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