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What do you call the straight line path ...

What do you call the straight line path described by a gas molecule between two successive collisions?

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The correct Answer is:
free path
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Statement I: Mean free path of gas molecules,varies inversely with density of the gas Statement II: Mean free path of gas molecule is defined as the average distance travelled by a molecule between two successive collisions.

Calculate the mean free path for the collision of nitrogen molecules at 0^@C temperature at 1 standard atmosphere pressure. The mean time interval between two successive collisions = 1.9 times 10^-10 s, R=8.31 times 10^7 erg.mol^-1.K^-1 molecular mass of nitrogen =28.

The mean free path of oxygen gas molecules at STP is 9.5 times 10^-6 cm What is the time interval between two successive collisions of a molecule? Atomic weight of oxygen=32 and R=8.3 times 10^7 erg.mol^-1.K^-1

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CHHAYA PUBLICATION-KINETIC THEORY OF GASES-EXERCISE (Very Short Answer Type Questions)
  1. What is the direction of velocities of of gas molecules according to t...

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  2. Gas molecules collide with each other and with the walls of the contai...

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  3. What do you call the straight line path described by a gas molecule be...

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  4. Both vaporisation and vapour pressure prove theof molecules of a liqui...

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  5. Brownian motion supports the of the matter [Fill in the blanks]

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  6. In Brownian motion in a medium, if the particles decrease in size,how ...

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  7. Does the velocity of the particles increase or decrease when the veloc...

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  8. Which gases obey the basic assumptions of the kinetic theory?

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  9. According to the kinetic theory of gases,every gas molecule behaves as...

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  10. According to the kinetic theory of gases the velocity of gas molecules...

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  11. Which is greater -rms speed or mean velocity?

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  12. Does the pressure of a gas increase or decrease when the velocity of t...

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  13. On which other factor does the pressure of a gas depend,besides the nu...

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  14. Is the most probable velocity of gas molecule higher or lower than the...

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  15. Will the rms speed of oxygen and hydrogen gas molecules be the same at...

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  16. What is the ratio of the rms speed of O3 and O2 at a certain temperatu...

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  17. By how times will the pressure of a gas kept in a gas container of con...

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  18. The velocity of three gas molecules are 4cm.s^-1,8cm.s^-1 and 12 cm.s^...

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  19. What is the relation between rms speed and molecular mass of a gas?

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  20. Hydrogen and oxygen gases are kept in two vessels at the same temperat...

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