A complex of iron contains 45.6% iron by mass. Calculate the number of iron atoms present in 15.0 g of this complex.

A complex of iron contains 45.6% iron by mass. Calculate the number of

1.	A complex of iron contains 45.6% iron by mass. Calculate the number of iron atoms present in 15.0 g of this complex.
Answer» ANSWER :`7.38 XX 10^(22)`