Answer:
7.97 mol Ar
Explanation:
Use Avogadro's number to convert atoms to moles. This number is the number of atoms in one mole. There are 6.022 × 10²³ atoms in one mole.
Divide the number of atoms given by Avogadro's number.
(4.80 × 10²⁴)/(6.022 × 10²³) = 7.97 mol
There are 7.97 moles of argon.
