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  1. N

    can somebody tell me where can i vote for kids choice awards?

    where can i vote for kid's choice awards on the web?and how?
  2. N

    two chemistry questions..?

    1.) How do isotopes of an element differ from the elements "normal" form 2.) 68% of an element has a mass of 132., 11% of the element has a mass of 131, and the other 21% has a mass of 130. What mass number will appear on the periodic table and which element is this?
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