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Posted by on Thursday, September 30, 2010 at 8:47pm.

What is the mass in grams of 4.556 x 10^30 lead atoms? Also the work.

  • Chemistry - , Thursday, September 30, 2010 at 11:32pm

    There are 6.022 x 10^23 atoms in a mole; thus there are
    4.556 x 10^30 atoms/6.022 x 10^23 = ?? moles Pb.
    Then g = moles x molar mass

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