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Molar mass

the mass in grams of one mole of a substance

mole ratio

In a balanced equation, the ratio between the numbers of moles of any two substances.


the study of quantitative relationships between amounts of reactants used and products formed by a chemical reaction

limiting reactant

a reactant that is totally consumed during a chemical reaction, limits the extent of the reaction, and determines the amount of product

Excess reactant

a reactant that remains after a chemical reaction stops

Theoretical yeild

In a chemical reaction, the maximum amount of product that can be produced from a given amount of reactant.

Actual yeild

the amount of product actually produced when a chemical reaction is carried out in an experiment

Perecent yeild

The ratio of actual yield(from an experiement) to theoretical yeild ( from stoichiometric yeild) expressed as a percent.

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