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What am i doing wrong with this chemical formula?

  1. Sep 14, 2009 #1

    I think this chemical balance is correct but I'm not sure if Im writing it right or not. Any help?
  2. jcsd
  3. Sep 14, 2009 #2


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    2017 Award

    Perhaps it's not accepting your answer because of a small typo: PB(NO3)2 should be Pb(NO3)2. After all, lead (Pb) is not the same as a phosphorus-boron (PB) compound.
  4. Sep 14, 2009 #3
    Oh my lol, I didn't notice that, thank you.
  5. Sep 23, 2009 #4
    also, KI is not a solid, it's in solution
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