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Chemistry, 23.11.2020 15:00 jimenagl

Does anyone know how to do alpha beta and gamma equations pls i need help If an atom of Thulium, Tm, has a mass of 172 and ejects an alpha particle, what is the new mass and atomic number? What element does this atom belong to now?

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Does anyone know how to do alpha beta and gamma equations pls i need help If an atom of Thulium, Tm...
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