molality

/moʊˈlæləti/
noun
  1. A measure of the concentration of a solution, equal to the number of moles of solute per kilogram of solvent.
    • The molality of the sugar solution was 0.5 moles per kilogram of water.
    • Unlike molarity, molality does not change with temperature.
    • In chemistry class, we calculated the molality of a saltwater solution.