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13 terms

Stoichiometry

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Mole ratio
relationship between moles in a balanced chemical equation
Law of Conservation of Mass
During a chemical reaction, the total mass of the reactants is always equal to the total mass of the products
Stoichiometry
the study of the relative quantities of reactants and products in a reaction
Gravimetric stoichiometry
Stoichiometry analysis involving mass
Gas stoichiometry
stoichiometry involving the volume of gases
Stoichiometry coefficients
a number that is placed in front of the formula of a product or a reactant of a chemical equation to indicate the mole ratio of the reactants and products in a reaction
Stoichiometry amounts
the exact molar amount of a reactant or a product, as predicted by a balanced chemical equation
limiting reagent
the reactant that is completely consumed during a chemical reaction, limiting the amount of product that is produced
excess reactant
a reactant that remains after a chemical reaction is over
theoretical yield
calculated quantity
actual yield
measured quantity
percentage yield
the actual yield of a reaction, expressed as a result of the theoretical yield
competing reaction
a reaction that occurs at the same time as a principal reaction and consumes some of the reactants and/or products of the principal reaction