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A vessel contains methane and oxygen in ...

A vessel contains methane and oxygen in the mass ratio 2:1. The fraction of the partial pressure of oxygen in the total pressure is 

A

`1//3`

B

`2//3`

C

`1//4`

D

`1//2`

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The correct Answer is:
B
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AAKASH SERIES-STATES OF MATTER-OBJECTIVE EXERCISE -1
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  2. A vessel contains a mixture of equal weights of oxygen and SO2 at a pr...

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  3. A vessel contains methane and oxygen in the mass ratio 2:1. The fracti...

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  4. The measurement of the pressure of dry gas collected over water is bas...

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  5. Aqueous tension of water depends on

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

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

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

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  9. An ideal gas cannot be liquified because

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  10. The most ideal gas among real gases is

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  11. Which is wrong according to kinetic theory

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  12. The gas which can not be liquified is

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

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

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  15. The absolute temperature of a gas

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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. Boltzmann constant represents the gas constant per

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

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

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

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