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Molality

What is molal...

Question

What is molality of a solution prepared by dissolving 3 moles of solute in 1 kg of solvent?

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Solution

$M o l a l i t y = \frac{M o l e s o f s o l u t e}{M a s s o f s o l v e n t (k g)} = \frac{3}{1} = 3$ $M o l a l$

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