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For a dilute solution containing 2.5 g o...

For a dilute solution containing 2.5 g of non-electroyte solute in 100g of water , the elevation in boiling point at 1 atm pressure is `2^(@)C` . Assuming concentration of solute is much lower than the concentration of solvent, the vapour pressure (mm of Hg) of the solution is (take `K_(b)=0.76 "mol"^(-1))`

A

724

B

740

C

736

D

718

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The correct Answer is:
A
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