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  • 15-12-2016
  • Chemistry
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if a sample of pure silver contains 3.35 x 10^22 atoms of silver, how any moles of silver are in the sample?

17.9 mol
2.82 mol
0.180 mol
0.0556 mol

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Аноним Аноним
  • 15-12-2016
no of moles of silver = no of silver atoms/ Avogadro number = 3.35x10^22 / 6.02x10^23 = 0.0556mol. Last option is correct
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