| A | B |
| Mole Ratio | The ratio obtained from the coefficients of the combined substances in a balanced equation |
| Stoichiometry | The study of the amount of substances produced and consumed in equations |
| Limiting Reactant | The agent (substance) that controls the quantity of product that can be formed in a chemical equation |
| Theoretical Yield | The amount of product predicted to form on the basis of the balanced equation |
| Actual Yield | The amount of product obtained in a chemical reaction |
| Percent Yield | The ration between the actual yield and the theoretical yield |