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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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`Molality (M) = w/"mol.wt" xx 1000 /(w"in"g)`
` = 29.25/58.5 xx 1000/(529.25 - 29.25) = 1`
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