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Webb-Science-Vocab
5.1
Term | Definition |
---|---|
chemical reaction | Process in which atoms of one or more substances rearrange to form one or more new substances. |
chemical equation | Description of a reaction using element symbols and chemical formulas. |
reactant | Starting substances in a chemical reaction. |
product | Substances produced by the chemical reaction. |
law of conservation of mass | States that the total mass of the reactants before a chemical reaction is the same as the total mass of the products after the chemical reaction. |
coefficient | Number placed in front of an element symbol . |