JenThom1Nellyb
JenThom1Nellyb JenThom1Nellyb
  • 08-08-2016
  • Chemistry
contestada

How many molecules (or formula units) are in each sample? 74.41 g ( CCl4 )

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Аноним Аноним
  • 09-08-2016
if we find number of moles= weight/Molecular weight. where N is 6.022*10^23 or avogadro number.
 moles=74.41/(12+4*35.5)=0.483.
Formula units= 0.483*6.022*10^23=3*10^23
this is the correct equation
hope it helps
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