Science Help Online Worksheet 9-2d Changing Number of Particles to Number of Moles

 
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Change the following number of particles to number of moles by dividing by Avogadro's number.

# of moles = # of particles  / (6.02 x 1023)

1.  How many moles of water does 6.02 x 1023 molecules represent?

 


 

 

2.  Convert 3.01 x 1023 molecules of C2H6 to moles.
3.  How many moles of glucose does 1.2 x 1024 molecules represent?

 

 


 

4.  How many moles of CaCl2 does 2.41 x 1024 formula units represent?

Please forward all questions, comments and criticisms to Gregory L. Curran.
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Last Modified March 24, 2004