Molarity vs. Molality

Molaritynoun

(chemistry) the concentration of a substance in solution, expressed as the number moles of solute per litre of solution

Molaritynoun

concentration measured by the number of moles of solute per liter of solvent

Molalitynoun

(chemistry) the concentration of a substance in solution, expressed as the number of moles of solute per kilogram of solvent

Molalitynoun

A measure of concentaration of substances in mixtures, 1 molal being the concentration of a solution containing 1 mole of solute per 1000 grams of solvent. Compare molar.

Molalitynoun

molal concentration

Molality

Molality is a measure of the number of moles of solute in a solution corresponding to 1 kg or 1000 g of solvent. This contrasts with the definition of molarity which is based on a specified volume of solution.