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Basics please

  1. May 17, 2005 #1
    hello can any body tellme about atomic numbers,valances,n related topics
  2. jcsd
  3. May 17, 2005 #2
    Well what do you think they mean??

    If I wrote [tex]Z _{6} ^{12}[/tex], would you understand what it all means and why???

    The Bob (2004 ©)
  4. May 17, 2005 #3


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  5. May 18, 2005 #4
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