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Chemistry Vocab

TermDefinition
Percent composition Percent by mass of each element present in a compound.
Empirical formula Simplest positive integer ratio of atoms present in a compound.
Stoichiometry Measures quantitative relationships, and is used to determine the amount of products/reactants that are produced/needed in a given reaction.
Decomposition Type of chemical reaction in which a single compound breaks down into two or more elements or new compounds.
Synthesis Two or more chemical species combine to form a more complex product.
Combustion Hydrocarbon reacts with oxygen to produce carbon dioxide and water.
Single-displacement Type of chemical reaction where an element reacts with a compound and takes the place of another element in that compound.
Mole ratio Ratio of moles of one substance to the moles of another substance in a balanced equation.
Double-displacement Type of chemical reaction where two compounds react, and the positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products.
Limiting reactant Substance that is totally consumed when the chemical reaction is complete.
Created by: haylie.heaton
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