A hydrogen atom in the ground state absorbs a 20.0eV photon. What is the speed of the liberated electron.?
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A photon with energy 2.28 eV is absorbed by a hydrogen atom. Find (a) the minimum n for a hydrogen atom that can be ionized by such a photon and (b) the speed of the electron released from the state in part (a) when it is far from the nucleus.
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Explanation:
K= 1/2mev^2
V=(2K/me)^1/2
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