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19. A radioactive nucleus decays

If a radioactive nucleus alpha decays to yield a sodium24 nucleus in 14.8 hours, what was the identity of the original nucleus?
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19. A radioactive nucleus decays to yield a bismuth-211 nucleus and an alpha particle. What was the identity of the original
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A radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. What was the identity of the original nucleus?
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2. asked by Student101
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3. Radioactive decay of nuclei often involves several decays before a stable nucleus is formed. This is called a decay chain.
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A radioactive nucleus at rest decays into a second nucleus, anelectron, and a neutrino. The electron and neutrino are emitted
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A radioactive nucleus at rest decays into a second nucleus, an electron, and a neutrino. The electron and neutrino are emitted
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A radioactive nucleus at rest decays into a second nucleus, an electron, and a neutrino. The electron and neutrino are emitted
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A radioactive nucleus at rest decays into a second nucleus, an electron, and a neutrino. The electron and neutrino are emitted
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A radioactive nucleus at rest decays into a second nucleus, an electron, and a neutrino. The electron and neutrino are emitted
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A radioactive nucleus of uranium-235 (mU = 235 u) decays spontaneously to thorium-231by emitting an alpha particle (nucleus of a
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