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Chemistry - Liquid Solution Question with Solution | TestHub

ChemistryLiquid SolutionColligative PropertiesMedium2 minQB
ChemistryMediumnumerical
Passage / Comprehension

 

The boiling point of water in a molal silver nitrate solution (solution A) is . To this solution A, an equal volume of molal aqueous barium chloride solution is added to make a new solution B. The difference in the boiling points of water in the two solutions A and B is .

(Assume: Densities of solutions A and B are the same as that of water, and the soluble salts dissociate completely.)

 

Use: Molal elevation constant (Ebullioscopic Constant), ; Boiling point of pure water as .

The value of is

Answer:
2.50
Solution:

and combine to form precipitate:

At :

At :

 

In the final solution, the total concentration of all ions is:

The boiling point of solution 'B' =

The boiling point of solution 'A' =

 

 

Stream:JEESubject:ChemistryTopic:Liquid SolutionSubtopic:Colligative Properties
2mℹ️ Source: QB

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