Calculating no. of atoms, Chemistry

Gold has a molar mass of 197g/mol. How many atoms are in the sample?Please give me procedure also.
Ans)

molecular wieght of gold is 197 g

1mole/g of molecule is occupies the 6.023x1023 atoms

but 197 g/m is occupies the atoms is =[197g/m x6.023x1023 atoms]/197

 

Posted Date: 3/9/2013 4:39:51 AM | Location : United States







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