Two ballons are filled, one with pure He gas and other by air, repectively. If the pressure and temperature of these ballons are same then the number of molecules per unit volume is:A. more in the He filled balloonB. same in both balloonsC. more in air filled balloonD. in the rato `1 : 4`

Two ballons are filled, one with pure He gas and other by air, repecti

1.	Two ballons are filled, one with pure He gas and other by air, repectively. If the pressure and temperature of these ballons are same then the number of molecules per unit volume is:A. more in the He filled balloonB. same in both balloonsC. more in air filled balloonD. in the rato `1 : 4`
Answer» Correct Answer - B `PV = NkT` `(N)/(V) = (P)/(kT)`

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Two ballons are filled, one with pure He gas and other by air, repectively. If the pressure and temperature of these ballons are same then the number of molecules per unit volume is:A. more in the He filled balloonB. same in both balloonsC. more in air filled balloonD. in the rato `1 : 4`

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