Assertion: proton's mass | /r/HasProperty | lost
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text: lost” when nucleons are brought together to form a nucleus) mass-energy equivalence equation Albert Einstein’s relationship showing that mass and energy are equivalent nuclear binding energy energy lost when an atom’s nucleons are bound together (or the energy needed to break a nucleus into its constituent protons and neutrons) nuclear chemistry study of the structure of atomic nuclei and processes that change nuclear structure nucleon collective term for protons and neutrons in a nucleus nuclide nucleus of a particular isotope radioactivity phenomenon exhibited by an unstable nucleon that spontaneously undergoes change into a nucleon that is more stable; an unstable nucleon is said to be radioactive radioisotope isotope that is unstable and undergoes conversion into a different, more stable isotope strong nuclear force force of attraction between nucleons that holds a nucleus together