write two properties of a cemical change.
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Properties of chemical changes
Production of heat, light, or sound.
Production of gas not present in the reactants.
A permanent change in color.
Production of a precipitate.
Change in odor or taste.
Change in density.
Change in temperature.
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Explanation:
The signs of chemical change include changes in color, temperature, the production of light, changes in odor, and the formation of gas
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