Solutions Question 111
Question: When a substance is dissolved in a solvent the vapour pressure of the solvent is decreased. This results in [NCERT 1981]
Options:
A) An increase in the b.p. of the solution
B) A decrease in the b.p. of the solvent
C) The solution having a higher freezing point than the solvent
D) The solution having a lower osmotic pressure than the solvent
Show Answer
Answer:
Correct Answer: A
Solution:
Vapour pressure $\propto \frac{1}{\text{Boiling point}} $
