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Vapour pressure of dilute aq. solution o...

Vapour pressure of dilute aq. solution of glucose is 750 mm of Hg at 373 K. The mole fraction of the solute is ( `p^@` water = 760 mm of Hg)

A

`1//75`

B

`75//76`

C

`1//76`

D

`1//10`

Text Solution

Verified by Experts

The correct Answer is:
C
Hint: `((PA^@-PA))/(PA^@)=xB`
`X_B=((760-750))/(760)=1/76`
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