maggiepill90 maggiepill90

18-09-2018
Chemistry

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How does a chemical change affect the composition of matter

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Аноним Аноним

18-09-2018

chemical change = chemical reaction. ( the composition of matter always changes). In a chemical change the matter in one thing changes, for example you will know a chemical change has occurred when the color or odor has changes or when a new gas is given off.

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