Assertion (A) : The vapour pressure of a liquid decreases if some non-volatile solute is…
Chemistry · JEE Advanced · NTA Exams — Solutions
Assertion (A) : The vapour pressure of a liquid decreases if some non-volatile solute is dissolved in it.
Reason (R) : The relative lowering of vapour pressure of a solution containing a non-volatile solute is equal to the mole fraction of the solute in the solution.
Reason (R) : The relative lowering of vapour pressure of a solution containing a non-volatile solute is equal to the mole fraction of the solute in the solution.
- If both assertion and reason are correct 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 assertion is false but reason is true.
Answer
(B) If both assertion and reason are true but reason is not the correct explanation of assertion.
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