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A photon is emitted from a hydrogen atom that undergoes a transition from n = 3 to n = 2. Calculate the energy and wavelength of the photon. (The ionization energy of hydrogen is 13.6 eV, and h = 6.63 *10-34 J.s, c = 3.00 * 108 m/s, 1 eV = 1.60 *10-19 J, and 1 nm = 10-9 m)
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