What is the mass of one atom of neon if its gram atomic mass is 20 grams?
Neon is monoatomic in nature.
It is given that the gram atomic mass of Neon is 20 g
So, 6.022×1023 atoms of Neon weigh = 20 grams
The mass of one atom
= 206.022×1023
= 3.32×10−23 g