The continuous energy spectrum of beta particles is explained by:

  1. the nucleus changing mass randomly
  2. the emission of an (anti)neutrino that carries some of the energy
  3. energy not being conserved
  4. the electron losing energy to heat
Answer

B) the emission of an (anti)neutrino that carries some of the energy

Three-body decay. SLO P-11-F-11 · Understanding

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