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19 January, 21:04

A pure silver ring contains 2.10*1022 silver atoms. part a how many moles of silver atoms does it contain?

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  1. 19 January, 21:16
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    The number of moles of silver atoms it contain = 0.0349 moles

    calculation

    by use of Avogadro's law constant

    that is 1 mole = 6.02 x10^23 atoms

    ? = 2.10 x10 ^22 atoms

    = (2.10 x10^22 atoms x 1 moles) / (6.02 x10^23 atoms) = 0.0349 moles
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