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chemical reaction

the mass of the reactants equals the mass of the products

change in total mass of substances

observation does not indicate that a hemical eaction has occurred


when a solid produced by a chemical reaction separates from the solution is called


to balance a chemical equation it may be necessary to adjust the


in an equation the symbol for a substance in water solution is followed by

synthesis reaction

what kind of reaction do two or more substances combine to form a new compound

displacement reaction

what kind of reaction does one element replace a similar element in a compound

decomposition reaction

what kind of reaction does a single compound produce two or more simpler substances

double-displacement reaction

in what kind of reaction do the ions of two compounds exchange places in aqueous solution to form two new compounds


in one type of synthesis reaction an element combines with oxygen to yield a


the decomposition of a substance by an electric current is callled

two elements

when a binary compound decomposes what is produced


group 1 metals react with water to produce metal hydroxides and


the replacement of bromine by chlorine in a salt is an example of a single-displacement reaction by


the ability of an element to react is the element's

below it on the list

an element in the actiity series can replace any element

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