Answered

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

Sagot :

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Answer:

3.77

 moles of Fe contain

2.27

×

10

24

atoms Fe

.

Explanation:

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

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