Mass and Energy - Beverley High School
... The mass number of a nuclide refers to the number of protons and nucleons in an atom 1H 7Li 238U 12C etc • Eg • However 1 hydrogen nucleus is only approximately 1/238 the mass of a uranium nucleus. This is because some of the mass is lost as “binding energy” when larger nuclei form. • Therefore ther ...
... The mass number of a nuclide refers to the number of protons and nucleons in an atom 1H 7Li 238U 12C etc • Eg • However 1 hydrogen nucleus is only approximately 1/238 the mass of a uranium nucleus. This is because some of the mass is lost as “binding energy” when larger nuclei form. • Therefore ther ...