How many atoms of copper are contained in 5.25 moles?

1 Answer
Jan 24, 2017

Answer:

#5.25xxN_A#........

Explanation:

#5.25xxN_A#........where #N_A-="Avogadro's number, " 6.022xx10^23*mol^-1#

And thus #5.25*mol# copper atoms containes over #30xx10^23# inidividual copper atoms. This is clear dimensionally,

#5.25*cancel(mol)xx6.022xx10^23*cancel(mol^-1)=??#