Molality Definition

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Molality Definition: a unit of concentration, defined to be equal to the number of moles of solute divided by the number of kilograms of solvent. Molality is abbreviated as molal.

Examples: The solution made by dissolving 0.10 moles of KNO3 into 200 grams of H2O would be 0.50 molal in KNO3.

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Helmenstine, Anne Marie, Ph.D. "Molality Definition." ThoughtCo, Aug. 25, 2020, Helmenstine, Anne Marie, Ph.D. (2020, August 25). Molality Definition. Retrieved from Helmenstine, Anne Marie, Ph.D. "Molality Definition." ThoughtCo. (accessed January 24, 2021).