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15 Cards in this Set
- Front
- Back
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chemical reaction
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is a well-defined example of a chemical change.
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double-displacement reaction
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takes place if a precipitate, water, or gas forms when two ionic compounds in solution are combined.
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synthesis reaction
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two or more substances combine to form another substance
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products
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the new substances produced
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precipitate
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an insoluble compound formed during this type of reaction.
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coefficients
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represent the number of units of each substance taking part in a reaction
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chlorofluorocarbons
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compounds that migrate through earths atmosphere and decompose.
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reactants
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substances that are about to react
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decomposition reaction
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one substance breaks down or decomposes into two or more simpler substances.
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inhibitors
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used to combine with one of the reactants.
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endothermic reactions
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energy must be provided for the reaction to take place.
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exothermic reaction
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some form of energy is given off by this reaction
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balanced chemical equation
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has the same number of atoms of each element on both sides of the equation.
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single-displacement reaction
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occurs when one element replaces another in a compound
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catalyst
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a substance that speeds up a chemical reaction without itself being permanently changed.
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