Cuadro de texto:   -  Atomic Mass: 122.9188500 ± 0.0003200 amu -  Excess Mass: -75591.000 ± 298.000 keV -  Binding Energy: 1024552.000 ± 298.000 keV -  Beta Decay Energy: B- -6884.000 ± 499.000 keV -  Spin: 5/2+ -  Half life: 2.7 min -  Mode of decay: Electron capture to Cs-123 º  Decay energy: 5.500 MeV -  Possible parent nuclides:    Electron capture from La-123

 

 

 

 

 

 

 

 

 

 

 

 

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