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401

Q:

What happens to the temperature of a liquid when it evaporates?

  • 1
    increase
  • 2
    remain unchanged
  • 3
    grow faster
  • 4
    decrease
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Answer : 4. "decrease"
Explanation :

During the process of evaporation of liquid the temperature of the liquid decreases because the surface molecules while evaporating take some amount of energy from the other molecules of liquid. Thus, evaporation leads to cooling. Kinetic energy is proportional to absolute temperature.

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