Problem: A 2.4 m aqueous solution of an ionic compound with the formula MX2 has a boiling point of 103.4 oC. Calculate the van't Hoff factor (i) for MX2 at this concentration.

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FREE Expert Solution

Tb=Tb, solution-Tb, pure solvent


The change in boiling point is also related to the molality of the solution:


Tb=iKbm

where: 

i = van’t Hoff factor

m = molality of the solution (in m or mol/kg)

Kb = boiling point elevation constant (in ˚C/m)


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Problem Details

A 2.4 m aqueous solution of an ionic compound with the formula MX2 has a boiling point of 103.4 oC. Calculate the van't Hoff factor (i) for MX2 at this concentration.

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Based on our data, we think this problem is relevant for Professor Polavarapu's class at VANDERBILT.