Ahypothetical atom has three energy levels: the ground-state level and levels 1.50 ev and 5.00 ev above the ground state. what is the longest wavelength in the line spectrum for this atom? let planck's constant h = 4.136 x 10^-15 ev s, and the speed of light c = 3.00 x 10^8 m/s. (a)355 nm (b)780 nm (c)882 nm (d) 827 nm
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Ahypothetical atom has three energy levels: the ground-state level and levels 1.50 ev and 5.00 ev a...
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