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Define molality. 29.25 gms of NaCl are p...

Define molality. 29.25 gms of NaCl are present in 529.25 gms of solution . Find out the molality .

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The correct Answer is:
Molality (M) = w/mol.Wt x 1000/ w in g = 29.25/58.5 x 1000/(529.25 - 29.25) = 1
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