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07-04-2017
Chemistry

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Uranium-235 decays to what stable daughter isotope by losing 7 alpha particles?

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Аноним Аноним

21-04-2017

For a radioactive decay, it should be that the mass number and the atomic number of the reactant and the product side are equal in value. Alpha particles are He-2 particles, therefore, the daughter isotope would be platinum-221

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