Revision as of 17:54, 21 February 2007 by Noe(talk | contribs)(New page: The '''Avogadro constant''' (<math> N_A</math>) . Its value (in SI units, 2002 [http://www.codata.org/ CODATA] value) is: :<math> \left. N_A = 6.022 1415(10) \times 10^{23} mol^{-1}...)