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Light from a fluorescent lamp is observed through a cloud of cool nitrogen gas. Again, two...

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Physics

Light from a fluorescent lamp isobserved through a cloud of cool nitrogen gas. Again, two studentsare having a discussion about the kind of spectra that they wouldsee.

Student 1: We wouldsee absorption line spectra and the missing lines would correspondto the light from the fluorescent lamp.

Student 2: Idisagree. We would see an emission line spectrum corresponding tonitrogen. This would happen because the nitrogen gas would absorbsome energy from the fluorescent lamp and would reemit this energywhich would result in an emission line spectrum.

**** Which student, if any, do you agree with and why?

Answer & Explanation Solved by verified expert
4.1 Ratings (484 Votes)
In the given scenerio when the cool nitrogen comes in contact with the photons of visible light the electrons will absorb the certain wavelength and we would see spectra of wavelengths which are not    See Answer
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