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Unformatted text preview: is. Greatly expanded but only slightly reorganized
since Mendeleev. Discharge lamps
Discharge lamp, hit elements with electrons accelerated
through potential. They gain some energy and then relax by
emitting some light. Ele Emitted light
Ele Ele e
discharge lamp/flor. tube
120 V Each element is unique
H Hg Discrete wavelengths
ones at that)
Each element has it’s own spectrum Na Sun
Not discrete 2 Spectrum of the sun. W hat are the dark bands from? 3...
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