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Chemical Reactions
8.5E
Term | Definition |
---|---|
Chemical Reaction | rearranges the atoms of the reactants to create different substances as products |
Chemical change | a change that results in the formation of a new substance with different properties than the original substance |
Chemical properties | characteristics of matter that can only be observed when one substance changes into a different substance |
Evidence of Chemical Reactions | color change, formation of a precipitate or powdery substance, formation of a gas, odor change, temperature change |
Law of Conservation of Mass | law that states that in a chemical reaction, matter can neither be created or destroyed and that the mass of the products must equal the mass of the reactants |