User contributions for 100499889

Results for 100499889 talk block log uploads logs
A user with 2 edits. Account created on 16 November 2010.
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16 November 2011

  • 13:1613:16, 16 November 2011 diff hist +276 N Atomic mass Created page with "The atomic mass is defined as the mass of a specific isotope. The atomic mass consists of the individual masses of the protons, neutrons and electrons of a single atom added toge..."

10 January 2011

  • 18:5118:51, 10 January 2011 diff hist +327 N Isotope Created page with 'An isotope is an atom of the same element with a different number of neutrons in the nucleus. Some common isotopes are Carbon 13, Chlorine 35 and chlorine 37. Also an isotope con…'
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