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chemical reactions

chemical reaction The process by which one or more substance change to produce one or more different substances.
preciptate 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 chemical reaction that uses symbols to show the relationship between the reaction and the products.
reation A substance or molecule that participates in chemical reaction.
product A molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate processes in the body.
law of conservation of mass the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes.
synthesis reaction A reaction in which two or more substance combine to from a new compound.
decomposition reacton a reaction in which a single compound breaks down to from two or more simpler substance.
single displacement reaction a reaction in which one element takes the place of another element in a compound.
double displacement reaction a reaction in which a gas, a solid precipitate, or a molecular compound forms from the exchange of ions between two compounds.
exothermic reaction a chemical reaction in which heat is released to the surroundings.
law of conservation of energy the law that states that energy cannot be created or destroyed but can be changed from one from to another.
activation energy the minimum amount of energy required to start a chemical reaction.
inhibitor a substance that slows down or stops a chemical reaction.
catalyst a substance that change the rate of a chemical reaction without being used up or change very much.
Created by: max graham