Question

The vapour pressure of an aqueous solution of Urea is 720 mm of Hg at 373 k . Calculate the molality and mole fraction of solute.

Answer 1

answer

The vapour pressure of a dilute aqueous solution of glucose is 750 mm of Hg at 373K.The mole fraction of the solute is :

1. 1/10

2. 1/7.6

3. 1/35

4. 1/76

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