Isotope
Revision as of 02:59, 14 December 2007 by Darth Servo (talk | contribs) (New page: Atoms with the same atomic number but different atomic mass. Different isotopes of an element have the same number of protons in the nucleus but a different number of neutrons [[Category...)
Atoms with the same atomic number but different atomic mass. Different isotopes of an element have the same number of protons in the nucleus but a different number of neutrons