asdfking asdfking
  • 19-05-2017
  • Chemistry
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how many molecules are there in 322 grams of Cu(NO3)2

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unashamedbboy
unashamedbboy unashamedbboy
  • 19-05-2017
cu=1*63g=63g 
n=2*14g=28g 
o=6*16g=96g 
total=187g/mol 
122(1 mol/187)(6.02*10^23)= 3.92*10^23 
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