The density of the 3M solution of NaCl is 1.25 grams mL-¹ .Calculate the molality of the solution
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molality = (1000M) / (1000d - M×molecular weight of solute)
Therefore, molality
= 3000 / (1250 - 3×58.5)
= 2.8 mol/kg
Therefore, molality
= 3000 / (1250 - 3×58.5)
= 2.8 mol/kg
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