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What is molarity,molalityand normality?

April 26, 2017Chemistry India Mathematics molarity normality

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What is molarity,molalityand normality?

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MOLALITY – the number of moles of solute per kilogram of solvent. MOLARITY – the number of moles of solute per liter of solution. NORMALITY: Conforming to the standard or the common type; usual; not abnormal; regular; natural. In chemistry NORMALITY means: a. (of a solution) containing one equivalent weight of the constituent in question in one liter of solution. b. Pertaining to an aliphatic hydrocarbon having a straight unbranched carbon chain, each carbon atom of which is joined to no more than two other carbon atoms. c. Of or pertaining to a neutral salt in which any replaceable hydroxyl groups or hydrogen atoms have been replaced by other groups or atoms, as sodium sulfate, Na2SO4. .