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OpenStudy (anonymous):
Which of the following is not an indication of a chemical change? A.fracture formation B.energy transfer C.precipitate formation D.gas production
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OpenStudy (anonymous):
Well we know there are five things to know when we want to know if there is a chemical reaction. They are: 1) Change of Color 2) Formation of Gas 3) Formation of Precipitate 4) Change of Temperature 5) Production of Energy
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