Question: A hydrogen atom in its ground state absorbs a photon with an energy of 21.0 eV, and the electron is ejected. What is the kinetic

A hydrogen atom in its ground state absorbs a photon with an energy of 21.0 eV, and the electron is ejected. What is the kinetic energy of the ejected electron?

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The kinetic energy is the energy left over after the energy needed to dissociate the atom is absor... View full answer

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