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Pressure exerted by 2 grams of helium pr...

Pressure exerted by 2 grams of helium present in a vessel is 1.5 atm. If 4 grams of gas 'x' is introduced into the same vessel keeping the condition constant, the pressure is 2.25 atm Gas 'x' is

A

hydrogen

B

methane

C

oxygen

D

sulphurdioxide

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The correct Answer is:
B
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AAKASH SERIES-STATES OF MATTER-OBJECTIVE EXERCISE -2
  1. A mixture contains 16g of oxygen, 28g of nitrogen and 8g of methane. T...

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  2. Equal weights of methane and oxygen are mixed in an empty container at...

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  3. Pressure exerted by 2 grams of helium present in a vessel is 1.5 atm. ...

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  4. A certain quantity of a gas occupies 100ml when collected over water a...

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  5. A sample of air contains Nitrogen, Oxygen and saturated with water vap...

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  6. The average kinetic energies of helium (mol.wt.4), methane (mol.wt.16)...

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  7. The temperature at which Methane molecules have the same average Kinet...

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  8. The kinetic energy of 1 mole of oxygen molecules in cal mol^(-1) at 2...

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  9. The average K.E. of an ideal gas per molecule in SI units at 25^@ C is

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  10. The kinetic energy of 'N' molecules of H(2) is 3J at -73°C. The kinet...

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  11. SO(2) , molecule is twice as heavy as O(2) molecule. Hence at 25°C th...

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  12. The ratio of the kinetic energies of equal number of moles of H(2) an...

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  13. A cubical vessel has a side with ‘l’ cm length contained a gas at a pr...

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  14. Calculate the kinetic energy of 5 moles of O2 at 37^@ C.

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  15. The rms velocity of CO(2) at a temperature, T (in kelvin) is x eras^(1...

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  16. When the temperature of a gas is raised from 27^@C to 927^@C, its RMS ...

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  17. RMS velocity of a gas at a given temperature is how much factor higher...

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  18. At a given temperature the ratio of RMS and average velocities is

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  19. If a gas contains only three molecules that move with velocities of 1...

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  20. The rms velocity of hydrogen is sqrt(7) times to that of nitrogen. If...

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