it is about chemistry



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One Response to “What are the differences between a physical change and a chemical change?”

  1. Brainiac on August 31st, 2009 5:10 pm

    A physical change would include changes that have to do with the physical aspects of the substance, such as: color, state of matter, or temperature. A chemical change occurs when a reaction takes place and a new substance is produced, like the reaction of sodium and chlorine to produce salt.

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