Published by:
CGP EDU Academic Team
Published on: August 14, 2026
The correct option for the value of vapour pressure of a solution at 
with benzene to
octane in molar ratio 
is [At 
vapour pressure of benzene is 280 mm Hg and that of octane is 420 mm Hg . Assume ideal gas].
Text Solution
Verified by ExpertsThe correct answer is:
C
Molar ratio of benzene to octane, 
Let 
Total number of moles 
Mole fraction of benzene,
Mole fraction of octane,
Vapour pressure of benzene,
Total vapour pressure of solution,
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
If of a non-electrolyte solute is dissolved in 140 g of -heptane to reduce its vapour
pressure to…
At the vapour pressure of a solution of 7.85 g of a solute in 100 g of water is 632 mm .
If , the…
An aqueous solution of a compound freezes at . At this temperature,
behaves as a non-electrolyte…
If barium sulphate is considered to be completely dissociated into cations and anions in
aqueous so…
Elevation in boiling point for 1.5 molal solution of glucose in water is 4 K . The depression
in fr…
0.02 (M) solution of an acid freezes at 。 If for water is
, the ionisation constant of the conj…