karen5022 karen5022
  • 04-03-2017
  • Chemistry
contestada

How many moles of tungsten atoms are in 4.8x10^25 atoms of tungsten?

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keisurin
keisurin keisurin
  • 04-03-2017
number of moles = number of atoms/Avogadro's number
= (4.8x10^25)/(6.02x10^23)
=79.7 mol (3sf)
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