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Which of the following is NOT a postulat...

Which of the following is NOT a postulate of the kinetic molecular theory of gases?

A

The gas molecules possess a volume that is negligibly small compared to the container

B

The pressure and volume of a gas are inversely related

C

Gases consist of discrete particles that are in constant chaotic motion

D

The average kinetic energy of the molecules is directly proportional to the absoute temperature

Text Solution

Verified by Experts

The correct Answer is:
B
(b) According to Boyle's law at constant temperature and mass
`PV=K`
`P prop (1)/(V)`
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NARENDRA AWASTHI-GASEOUS STATE-Exercise
  1. Which of the following statements about kinetic energy (K.E.) is true?

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  2. At what temperature most probable speed of SO(2) molecule have the sam...

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  3. Which of the following is NOT a postulate of the kinetic molecular the...

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  4. Which one of the following relationships when graphed does not give a ...

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  5. Consider Three one -litre flasks labeled A,B and C filled with the gas...

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  6. Which of the following statements is false?

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  7. Which is not correct in terms of kinetic theory of gases?

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  8. Two flasks A and B have equal volumes. A is maintained at 300 K and B ...

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  9. Kinetic energy and pressure of a gas of unit volume are related as:

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  10. Two flask A and B of equal volumes maintained at temperature 300K an...

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  11. Which of the following change is observed occurs when a substance X is...

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  12. A mixture of Ne and Ar kept in a closed vessel at 250 K has a total ...

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  13. In two vessels of 1 litre each at athe same temperature 1g of H(2) and...

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  14. Four particles have speed 2, 3, 4 and 5 cm/s respectively Their RMS sp...

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  15. A gaseous mixture contains 4 molecules with a velocity of 6 cm sec^(-...

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  16. The ratio between the root mean square speed of H(2) at 50 K and that ...

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  17. If C(1), C(2), C(3) ….. represent the speeds on n(1), n(2) , n(3)….. m...

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  18. The root mean square speed of hydrogen is sqrt(5) times than that of n...

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  19. At a definit temperature (T), the distribution of speeds is given by t...

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  20. Find an expression for the rotational kinetic energy of a body.

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