How many moles of Cu are in 10.0 grams of Cu?

1 Answer
Apr 4, 2016

Answer:

#(10.0*cancelg)/(63.55*cancelg*mol^-1# #=# #??# #mol#

Explanation:

In #63.55# #g# of copper metal there are #1# #mol# of #Cu# atoms. We divide the mass by the molar mass to get the number of moles.

How many individual atoms does the problem's molar quantity represent?