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Chemistry CBSE Live product
Class 9
Matter in our surroundings
Temperature scales, pressure on states of matter, and evaporation
3.
Latent heat of vaporisation
Question:
1
m.
Choose the correct answer:
Assertion (A):
Evaporation causes cooling.
Reason (R):
During evaporation, the liquid releases heat energy to the surroundings.
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not the correct explanation of A
A is true but R is false
A is false but R is true
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