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Modern Chemistry Chapter 9

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Composition stoichiometry
calculations involving the mass relationships of elements in compounds
Reaction stoichiometry
calculations involving the mass relationships between reactants and products in a chemical reaction
Mole ratio
a conversion factor that relates the amounts in moles of any two substances involved in a chemical reaction
Limiting reactant
the substance that controls the quantity of product that can form in a chemical reaction
Excess reactant
the substance that is not used up completely in a reaction
Theoretical yield
the maximum amount of product that can be produced from a given amount of reactant
Actual yield
the measured amount of a product of a reaction
Percentage yield
the ratio of the actual yield to the theoretical yield, multiplied by 100