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12: stoichiometry
this is a review over chapter 12 in the person chemistry textbook
| Question | Answer |
|---|---|
| Stoichiometry | The calculation of quantities in chemical reactions. |
| mole ratio | A conversion factor derived from the coefficients of a balanced chemical equation interpreted in terms of moles. |
| limiting reagent | The reactant that determines the amount of product that can be formed by a reaction. |
| excess reagent | THe reactant that is not completely used up in a reaction. |
| theoretical yeild | The maximum amount of product that could be formed from given amounts of reactants. |
| Actual yeild | The amount of product that actually forms when the reaction is carried out in the laboratory. |
| percent yield | The ratio of the actual yeild to the theoretical yield expressed as a percent. |