| molal | Denoting 1 mol of solute dissolved in 1000 g of solvent; such solutions provide a definite ratio of solute to solvent molecules. Compare: molar. (05 Mar 2000) |
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| molality | Moles of solute per kilogram of solvent; the molarity is equal to mρ/(1 + mM), where m is the molality, ρ is the density of the solution, and M is the molar mass of the solute. Compare: molarity. Abbreviation: m (05 Mar 2000) |