Question: What is the difference in energy between the two levels responsible for the ultraviolet emission line of the magnesium atom at 285.2 nm? de Broglie

What is the difference in energy between the two levels responsible for the ultraviolet emission line of the magnesium atom at 285.2 nm? de Broglie Waves Masses of the electron, proton, and neutron are listed on the inside back cover of this book.

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