Osmotic pressure observed when benzoic acid is dissolved in benzene, is less than that expected from theoretical considerations. This is because :

Benzoic acid is organic solute

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Benzoic acid has higher molar mass than benzene

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Benzoic acid gets associated in benzene

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Benzoic acid gets dissociated in benzene

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is D Benzoic acid gets associated in benzene
Benzoic acid in benzene exist as a dimer.
So, number of molecules decreases and hence, osmotic pressure decreases.

Suggest Corrections

Similar questions

The observed osmotic pressure of a solution of benzoic acid in benzene is less than its expected value because

10^{o} C

= 122

^{- 1}

5

100

5.73

10^{o} C

The boiling point of a solution of Benzoic acid in Benzene is less than expected because

Join BYJU'S Learning Program