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This law states that mass is nether created or destroyed in chemical and physical changes

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The substance formed by the chemical reaction

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The materials in the chemical reaction.

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uses chemical symbols and formulas as a short way to describe a chemical reaction.

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A chemical Reaction that requires heat.

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A chemical reaction in which heat is released to the surroundings.

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A solid that is produced as a result of a chemical reaction is a solution.

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The process by which one or more substances change to produce one or more different substances.