Mole Concept

  • Thread starter Kelly09
  • Start date
  • #1
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How many Gold atoms are in Gold mass of 2.5g? 15 percent of the mass is pure Gold.
So first i found 15 percent of the mass which i used to calculate the number of moles. Then i multiplied the moles by Avogadros number to give me the atoms. Anyone help
 

Answers and Replies

  • #2
Borek
Mentor
28,502
2,916
Not sure what kind of help you need - what you wrote sounds like a correct approach to the problem.

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