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Molarity(M) is the number of moles of solute per liter of solution. Molality (m) is defined as the number of moles of solute per kilogram of solvent.
Difference between Molarity and Molality
Molarity(M) is the number of moles of solute per liter of solution. Molality (m) is defined as the number of moles of solute per kilogram of solvent.