| A | B |
| Aqueous | a solution of a solute in water |
| Concentrated | a solution with more solute per volume of solvent when compared to another solution |
| Dilute | (verb) to make a solution less concentrated by adding solvent; |
| Diluted | (adjective) a solution with less solute per volume of solvent when compared to another |
| Molarity (M) | solution concentration expressed as the number of moles of solute dissolved in a liter of solution |
| Solubility | the extent to which a solute dissolves in a solvent; may be expressed in molarity (M); g / L |
| Solubility rules | the solubility behavior of specific chemicals when in the presence of other chemicals as determined by experimentation |
| Solute | the substance being dissolved in the solvent |
| Solvent | the substance in which a solute is dissolved |
| Ionic solutes | compounds that dissociate (break apart) into individual ions when dissolved in water |