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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 states that mass can not be created or destroyed in ordinary chemical and physical changes. |
| Reactant | a substance or molecule that participates in a chemical reaction. |
| Product | a substance that forms in a chemical reaction. |
| Coefficient | a number that is written before a chemical formula which shows how many molecules of a compound are present. |