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Two balloons are filled one with pure H...

Two balloons are filled one with pure He gas and the other with air respectively. If the pressure and temperature of these balloons are same, then the number of molecules per unit volume is

A

more in the He filled balloon

B

same in both balloons

C

more in air filled balloon

D

in the ratio of 1 : 4

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MOTION-KINETIC THEORY OF GASES -EXERCISE-3 SECTION-A
  1. The molar specific heat at constant pressure of an ideal gas is (7//2 ...

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  2. The translational kinetic energy of molecules of one mole of a monoato...

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  3. Two balloons are filled one with pure He gas and the other with air r...

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  4. Assertion : The root mean sguar and most probable speed of the molecul...

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  5. At 10^(@)C, the value of the density of a fixed mass of an ideal gas d...

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  6. Assertion If a gas chamber containing a gas is moved translationally, ...

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  7. If pressure of CO(2) (real gas ) in a container is given by P = (RT)/...

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  8. If C(p) and C(v) denote the specific heats (per unit mass of an ideal ...

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  9. A balloon is filled at 27^(@)C and 1 atm pressure by 500 m^(3) He. At-...

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  10. Critical temperature of CO (2) is 31.2 ^(@)C. In summer, the room tem...

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  11. In a closed cylinder there are 60g Ne and 64 g O(2). if pressure of mi...

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  12. A gas mixture contain one mole He gas and one moleO (2) gas. Find the ...

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  13. In the given (V-T) diagram, what is the relation between pressure P(1)...

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  14. A gas is equilibrium at T kelvin. If mass of one molecule is m and its...

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  15. The mean free path of molecules of a gas (radius r) is inversely propo...

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  16. The ratio of the specific heats (C(P))/(C(upsilon)) = gamma in terms o...

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  17. Two vessel separately contains two ideal gases A and B at the same tem...

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  18. 4.0 g of a gas occupies 22.4 litres at NTP. The specific heat capacity...

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  19. In Maxwell’s velocity distribution curve area under the graph

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  20. In a gas at 1 atm pressure and 27^(@)C a molecules has diameter of5Å f...

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