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chapter 21
Term | Definition |
---|---|
balanced chemical equation | chemical equation with the same number of atoms on each side |
catalyst | substance that speeds up a chemical reaction |
chemical eqation | shorthand method to describe chemical reactions |
chemical reaction | process in witch one or more substances are made into a new substance |
coefficent | number in a chemical equation |
combustion reaction | chemical reaction that occers when a substance reacts with oxigen |
double-displacement reaction | chemical reaction that produces a participant |
endergonic reaction | chemical reaction that requiers energy input |
endothermic reaction | chemical reaction that needs heat |
exergonic reaction | chemical reaction that releases energy |
exothermic reaction | chemical reaction that gives off heat |
inhibitor | substance that slows down a chemical reaction |
oxidation | the loss of electrons from an atom |
precipitate | insoluble compound that comes out of a solution |
product | a new substance in a chemical reaction the new subtance |
reactant | the substance that reacts |
single-displacement reaction | chemical reaction where one element replaces another |