vocabulary words chemical reactions
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| Chemical Reaction | When atoms of elements break apart and rearrange to become new substances
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| Synthesis Reaction | When two or more substances combine to create one new compound
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| Decomposition Reaction | A reaction where a single compound breaks down to form 2 simpler substances
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| Single-displacement reaction | One element replaces another element in a compound leaving a new compound and 1 element
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| Double-displacement reaction | The 2 metal ions on 2 compounds switch places in a chemical reaction
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| Law of conservation of mass | States that mass is neither created or destroyed in a chemical reaction
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| Chemical formula | a shorthand way to use chemical symbols and numbers to represent a substance
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| Chemical equation | Uses symbols to show the relationship between the reactants and the products
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| Subscript | (H2O)- small number to the right of the element that shows how many atoms there are of the element
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| Coefficient | The large number that multiplies atoms of the element
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| Reactant | A substance or molecule that starts a chemical reaction
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| Product | The substance that forms as a result of a chemical reaction
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