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O2 and He are taken in equal weights in ...

`O_2` and He are taken in equal weights in a vessel. The pressure exerted by Helium in the mixture is 

A

1/8 th of total pressure

B

1/9th of total pressure

C

2/9 th of total pressure

D

8/9th of total pressure

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The correct Answer is:
D
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AAKASH SERIES-STATES OF MATTER-OBJECTIVE EXERCISE -1
  1. The measurement of the pressure of dry gas collected over water is bas...

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  2. Aqueous tension of water depends on

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  3. O2 and He are taken in equal weights in a vessel. The pressure exerted...

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  4. Equal volumes of two jars contain HCI, NH3 gases respectively at const...

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  5. The wrong statement in the case of an ideal gas is

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  6. An ideal gas cannot be liquified because

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  7. The most ideal gas among real gases is

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  8. Which is wrong according to kinetic theory

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  9. The gas which can not be liquified is

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  10. The ratio of kinetic energies of lg of H2 and 2g of CH4 at the same te...

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  11. When gas molecules collide on the walls of the vessel, the energy of t...

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  12. The absolute temperature of a gas

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  13. The kinetic energy of n moles of an ideal gas is given by the expressi...

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  14. Boltzmann constant represents the gas constant per

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  15. The ratio of kinetic energies of 2gm of H2 and 4gm of CH4 at a given t...

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  16. The kinetic energy of n moles of an ideal gas is given by the expressi...

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  17. The average K.E. of one mole of an ideal gas in calories is equal to

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  18. The melting point of four substances are given in bracket, then the at...

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  19. If thermal energy predominates over intermolecular forces, then the su...

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  20. Hydration of different ions is an example of

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