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JAMB Chemistry 2001 Question 12

Question 12

Gas Laws

Which of the following statements is correct about the average kinetic energy of the molecules of a gas?

  1. A.It increases with increase in pressure
  2. B.It increases at constant pressure
  3. C.It increases with increase in temperature
  4. D.It increases with increase in volume.
Show the answer and explanation

Answer: C (It increases with increase in temperature)

Explanation

The average kinetic energy of gas molecules is proportional to the absolute temperature, so it rises only when the temperature rises.