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Is this answer 49? If not, what is it? I β- decay into 115Sn?

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  • 6 years ago

    ____ --> -1e0 + 50Sn115

    The isotope which goes in the blank is 49In115. When an isotope undergoes beta(-) decay a neutron changes into a proton and emits an electron, a beta particle (and an antineutrino). The atomic number increases by 1 and the mass number stays the same.

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