89-Ac-235
 basic

 element
89-actinium-235

  • Atomic Mass: 235.0511020 +- 0.0004540 amu #
  • Excess Mass: 47601.000 +- 423.000 keV #
  • Binding Energy: 1779530.000 +- 423.000 keV #
  • Beta Decay Energy: B- 3351.000 +- 426.000 keV #
"The 1995 update to the atomic mass evaluation" by G.Audi and A.H.Wapstra, Nuclear Physics A595 vol. 4 p.409-480, December 25, 1995.