Assertion: The vapour pressure of an aqueous solution of sucrose is less than 1.013 bar at 373.15 K. Reason: Vapour pressure of water is 1.013 bar at 373.15 K.

Question

Assertion: The vapour pressure of an aqueous solution of sucrose is less than 1.013 bar at 373.15 K. Reason: Vapour pressure of water is 1.013 bar at 373.15 K. (A) If both assertion and reason are true and reason is the correct explanation of assertion (B) If both assertion and reason are true but reason is not the correct explanation of assertion (C) If assertion is true but reason is false (D) If both assertion and reason are false

Tardigrade Admin · Accepted Answer

Vapour pressure of solution containing non-volatile solute is less than that of pure solvent.

Q. Assertion : The vapour pressure of an aqueous solution of sucrose is less than 1.013 bar at 373.15K. Reason : Vapour pressure of water is 1.013 bar at 373.15K.

If both assertion and reason are true and reason is the correct explanation of assertion

If both assertion and reason are true but reason is not the correct explanation of assertion

If assertion is true but reason is false

If both assertion and reason are false

Vapour pressure of solution containing non-volatile solute is less than that of pure solvent.

Q. Assertion : The vapour pressure of an aqueous solution of sucrose is less than $1.013$ bar at $373.15 K$ .
Reason : Vapour pressure of water is $1.013$ bar at $373.15 K$ .