kempsterisaweso kempsterisaweso
  • 12-02-2018
  • Chemistry
contestada

what is the mass in grams of 2.0 moles of NO2

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jcherry99
jcherry99 jcherry99
  • 13-02-2018
Use your periodic table to get 1 mol. Look up the atomic masses. I'll round the numbers since every periodic table is different.
 
N = 14
O2 = 2 *16
Total = 30 grams / mol


Therefore 2 mols = twice as much = 60 grams.
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