Question

How many atoms of iron (Fe) are in a sample of 7. 38 mol Fe?.

Answer 1

3.77

moles of Fe contain

2.27

×

10

24

atoms Fe

.

Step-by-step explanation:

Step-by-step explanation:

One mole of anything is

6.022

×

10

23

everythings, including atoms.

Multiply the moles Fe by

6.022

×

10

23

atoms/mol.

3.77

mol Fe

×

6.022

×

10

23

atoms Fe

1

mol Fe

=

2.27

×

10

24

atoms Fe

rounded to three