In three beakers labeled as (A), (B) and (C), 100 mL of water, 10… - Vidyadip

MCQ

In three beakers labeled as $(A), (B)$ and $(C), 100\ mL$ of water, $100\ mL$ of $1M$ solution of glucose in water and $100\ mL$ of $0.5M$ solution of glucose in water are taken respectively and kept at same temperature.
Which of the following statements is correct?

A
Vapour pressure in all the three beakers is same
B
Vapour pressure of beaker $B$ is highest
C
Vapour pressure of beaker $A$ is highest
✓
Vapour pressure of beaker $C$ is highest

✓

Answer

Correct option: D.

Vapour pressure of beaker $C$ is highest

Liquid solution is formed when we dissolve a solid, liquid or gas in a particular liquid solvent. Vapour pressure of liquid solutions is defined as the pressure exerted by the vapours on the liquid solvent when kept in equilibrium and a certain temperature.

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