Chemistry, 11.11.2020 19:40 jahayla4life

In a hydrogen atom, when an electron falls from the fifth to the second energy level, it emits a photon of violet light with a frequency of 6.905 x 10^14 S-1. Calculate the energy of this photon. (Plank's constant, h, is 6.626 X 10^-34) E = hf

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In a hydrogen atom, when an electron falls from the fifth to the second energy level, it emits a pho...

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