late for a hydrogen atom and a He' ion the ionization potential, the first excitation potential and the wavelen...

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science Advanced-Physics

Answer 1

Answer #1

Energy-ininth State-Eh t3.cze 2 ion 2 SE 10.2 e lo 2 e 24o for hef 2.54.4 ex hs da 30 39 nm

Answer 2

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