Question

Help plsssssssssssssssaa

Answer 1

The second option or B

Explanation:

The approximate total mass= number of atoms * weight of an atom.

The approximate total mass=3.06 10²³ atoms. (1.67 10⁻²⁴ grams/1 atom)=

=0.51102 g ≈ 0.51 g

Answer: the approximate total mass is 0.51 grams.