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science

chapter 14 vocab

deffAnswer
Chemical reaction the process by which one or more substances change to produce one or more different substances
precipitate a solid that is produced as a result of a chemical reaction in solution
chemical formula a combination of chemical symbols and numbers to represent a substance
chemical equation a representation of a chemicl reaction that uses symbols to show the relationship between the reactants and the products
reactent a substamce or molecule that participates in a chemical reactions
product a subastance that forms in a chemical reaction
synthesis reaction a reaction in which two or more substances combine to form a new compound
exothermic reaction A chemical reaction in which energy is releaased
endothermic reaction a chemical reacation in which energy is taken in
Law of conservation of energy states that energy cannot be created or destroyed
activation energy the smallest amount of energy that moleculea need to react
inhabitor substance that slows down or stops a chemical reaction
catalyst substance that speeds up a reaction without being permanently changed
Created by: amandablasiman