2. Questions Bank
  3. 9th Class
  4. Science
  5. Matter in Our Surroundings

9th Class Science Matter in Our Surroundings Question Bank 9th CBSE Science Matter in Our Surroundings

  • question_answer
      Benzene is a liquid. At 80° C liquid benzene is in equilibrium with its vapours. It is found that particles of benzene vapours are more energetic than particles of liquid benzene. Explain the observation.

    Answer:

                      Particles of benzene vapours are more energetic because these have absorbed extra energy in the form of latent heat of vaporisation.


You need to login to perform this action.
You will be redirected in 3 sec spinner