Question

11th, Chemistry , solve this...
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Answer 1

Answer:

In 3.2 molar solution,

we have amount of solute=3.2 mol,

volume of solution=1.0L,

since there occurs no change in volume on dissolving solute,

volume of solvent=1L,

mass of solvent=(1.0L)(0.4g/mol)

=(103ML)(0.4m/l)

=400g=0.4kg.

molality=3.2/0.4

=8mol/kg.

Explanation:

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