Question

if a sample of Fe(SO4)3 contains 7.2 moles of O atoms then the number of S atoms in the given sample are ?

Answer 1

pleas tell answer ok

Answer 2

Answer:1.8 NA

Explanation:

12 O atom=7.2

1 O atom =7.2/12

=0.6

3S atoms= 3× 0.6=1.8mol

No. Of atoms = 1.8 NA