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S8P1.g
identify and demonstrate the law of conservation of matter
Term | Definition |
---|---|
law of conservation of matter (mass) | the law that mass cannot be created or destroyed in ordinary chemical and physical changes |
reactant | a substance or molecule that participates in chemical reaction |
product | a substance that forms in a chemical reaction |
coefficient | a number written before a chemical formula which shows how many molecule of a compound are present |