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Physics, 08.10.2019 05:10 kandiceboggs1
What is the energy of a photon released by an electron going from the first excited energy (n=2) level to ground state (n=1). note: e1 = -13.6ev. e2 = -3.4ev. what is the wavelength, frequency, and speed of the photon in a vacuum?
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What is the energy of a photon released by an electron going from the first excited energy (n=2) lev...
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