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All isotopes of an element with an atomic number greater than are radioactive.
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Drag each tile to the correct box arrange the layers not order from oldest to youngest
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An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.
Answers: 1
All isotopes of an element with an atomic number greater than are radioactive....
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