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calculate the number of moleculesin each...

calculate the number of moleculesin each cubic metre of a gas at 1 atm and `27^(@)C`.

Text Solution

Verified by Experts

We have `pV=NkappaT`
Or, `N=(pV)/(kappaT)`
`=((1.0xx10^(5)Nm^(-2))(1 m^3))/((1.38xx10^(-23)JK^(-1))(300K))
~~ 2.4xx10^(25).`
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HC VERMA-KINETIC THEORY OF GASES-Exercises
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  2. Calculate the volume of 1 mole of an ideal gas at STP.

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  3. find the number of molecules of an ideal gas in a volume of1.000cm^(3)...

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  4. Find the number of molecules in 1cm^(3)of an ideal gas at o^(@)and at ...

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  5. Caculate the mass of 1cm^(3)of oxygen kept at STP.

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  7. An electric bulb of volume 250cc was sealed during manufacturing at a ...

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  8. A gas cylinder has walls that can bear a maximum pressure of 1.0xx10^(...

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  9. 2g of hydrogen is sealed in a vessel of volume 0.02m^(3)and is maintai...

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  10. The density of an ideal gas is 1.25xx10^(-3)g cm^(-3) at STP. Calculat...

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  11. The temperature and pressure at Simla are 15.0^(@)C and 72.0cm of merc...

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  12. Shows a cylindrical tube with adiabatic walls and fittled with a diath...

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  13. Find the rms speed of hydrogen gas at 300K. Find the temperature at wh...

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  14. A sample of 0.177g of an ideal gas occupies 1000cm^(3)at STP. Caculate...

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  15. The average translational kinetic energy of air molecules is 0.040 eV ...

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  16. Consider a sample fo oxygen at 300K. Find the average time taken by a ...

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  17. Find the average magnitude of linear momentum of a helium molecule in ...

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  18. The mean speed of the molecules of a hydrogen sample equals the mean s...

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  19. At what temperature the mean speed of the molecules of hydrogen gas eq...

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  20. Find the ratio of the mean speed of hydrogen molecules to the mean spe...

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  21. Shows a vessel partitioned by a fixed diathermoc separator. Different ...

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