Question

calculate the number of atoms in 20 gram of magnesium​

Answer 1

Answer:

(3.012*10^23)

Explanation:

This is the no.of atoms present in 20 g of magnesium.

Hope this might help you.

Answer 2

MARK ME AS BRAINLIEST

Moles of Mg =  20/24 = 0.83

No. of atoms of Mg = Moles×Avogadro number

=0.83x6.023×10²³

=4.99909x10²³