Answer :

(a) (i) Molarity is defined as number of moles of solute dissolved in one litre of solution.

(ii) It is also known as Ebullioscopic constant. It is equal to the elevation in boiling point of 1 molal solution.

As Tb = Kb × m

At m=1, Tb = Kb

(b) For isotonic solutions:

π urea= π glucose

(As volume of solution is same)


(a) It shows positive deviation.

It is due to weaker interaction between acetone and ethanol than ethanol-ethanol interactions.

(b) Given:



=0.61 m

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses

Match the terms gChemistry - Exemplar

Note : A statemenChemistry - Exemplar

Note: In the follChemistry - Exemplar

Concentration terChemistry - Exemplar