# chemistry

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A solution contains 25.5 g of NaCl dissolved in sufficient water to give a total mass of 325.0 g. What is the molality of the solution

• chemistry -

no one knows?

• chemistry -

mols NaCl = grams/molar mass
grams solvent = 325.0 - 25.5 = ?
Then m = mols NaCl/kg solvent.

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