Question

Identify which liquid will have a higher vapour pressure at 90°C if the
boiling points of two liquids A and B are 140°C and 180°C, respectively.​

Answer 1

Answer:

The liquid with 140°C

Explanation:

Apply Raoult's Law of partial vapour pressure

and Elevation of boiling point.

Answer 2

Answer:a

Explanation:because of renoults law and it form it form more vapour as compare to b at same temp