Published by:
CGP EDU Academic Team
Published on: August 22, 2026
of a long chain fatty acid was dissolved in 
of hexane. 
of this solution was added dropwise to the surface of water in a round watch glass. Hexane evaporates and a monolayer is formed. The distance from edge to centre of the watch glass is 
. What is the height of the monolayer?
[Density of fatty acid 
]
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Mass of fatty acid 
Radius of plate 
Density of fatty acid 
Volume of fatty acid 
Area of plate 
Height of fatty acid 
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