By considering the general conditi nucleus 229Th will decay and decid a or ß emission. 90 The atomic mass excesses of the rele

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By considering the general conditions of nucleus stability show that the
nucleus 22⁹Th will decay and decide whether the decay will take place by
a or ß emission.
90
The atomic mass excesses of the relevant nuclei are:
Element
He
Mass excess amu × 10-6
2,603
229 pa
229 Th
229 AC
91
225 Ra
90
89
88
23,528 32,800 31,652 32,022
Transcribed Image Text:By considering the general conditions of nucleus stability show that the nucleus 22⁹Th will decay and decide whether the decay will take place by a or ß emission. 90 The atomic mass excesses of the relevant nuclei are: Element He Mass excess amu × 10-6 2,603 229 pa 229 Th 229 AC 91 225 Ra 90 89 88 23,528 32,800 31,652 32,022
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