Question

Convert 4.50 moles of fe to atoms fe

Answer 1

one mol is 6.022 * 10^23 atoms
set up conversion:
4.6 mol * (6.02 /8 10^23) atoms)/(1 mol)

Answer 2

4.5 mol fe× (6.02×10^23 atoms fe/mole fe)= 2.709×10^24 atoms fe