Cuadro de texto:   -  Atomic Mass: 120.9113865 ± 0.0000263 amu -  Excess Mass: -82542.934 ± 24.487 keV -  Binding Energy: 1016925.910 ± 24.487 keV -  Beta Decay Energy: B- -5400.000 ± 20.000 keV -  Spin: 5/2(+) -  Half life: 40.1 min -  Mode of decay: Electron capture to I-121 º  Decay energy: 3.730 MeV -  Possible parent nuclides:    Electron capture from Cs-121 .

 

 

 

 

 

 

 

 

 

 

 

 

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