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Teachers Notes:
Recipe web site: http://www.kitchenlink.com/msgbrd/board_31/2001/FEB/3371.html
Problem 1: Physical changes include:1. Dissolving of sugar in water2. Evaporation of water from sugar solution3. Stirring to mix4. Melting butter on the pans.5. Solidifying of candy
Problem 2: Chemical changes include:1. Caramelization of sugar.2. The release of carbon dioxide gas when the baking soda is added.
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