A certain atom is spherical with a radius of 0.200 nm. What is the volume of the atom?

1 Answer
May 23, 2018

Answer:

Well, what is the density of a sphere...?

Explanation:

Is it not #4/3pir^3#...where #r-="atomic radius"#?

And so....#4/3xxpixx(0.200xx10^-9*m)^3=??*m^3#