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15 Cards in this Set
- Front
- Back
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chemical reaction
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the process by which one or more substances undergo change to produce one or more different substances
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chemical formula
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a shorthand notation for a compund or a diatomic element using chemical symbols and numbers
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subscript
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a number written below and to the right of a chemical symbol in a formula.
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chemical equation
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a shorthand descripiton of a chemical reaction using chemical formulas and symbols
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reactants
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the stating materials in a chemical reaction
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products
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the substances formed from a chemical reaction
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coefficient
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a number placed in front of a chemical symbol or formula
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law of conservation of mass
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the law that states that mass is neither created nor destroyed in ordinaryh chemical and physical changes
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synthesis reaction
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a reaction in which two of more substances combine to form a single compound
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decomposition reaction
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a reaction in which a single compound breaks down to form two or more simpler substances
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single-replacemen reaction
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a reaction in which an element takes the place of an element in a compound
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double-replacement reaction
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a reaction in which ions in two compounds switch places
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exothermic
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the term used to describe a change in which energy is released or removed
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endothermic
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the term used to describe a change in which energy is absorbed
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law of conservation of energy
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the law that states that energy is neither created nor destroyed
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