Homework Answers
let us take Na-atom is spherical in shape.
Volume of sphere(V) = 4/3*pi*r^3
pi = 22/7
r = radius of Na-atm = 186 pm = 186*10^-10 cm
v = (4/3)*(22/7)*(186*10^-10)^3
V = 2.7*10^-23 cm^3 (or) ml
V = 2.7*10^-26 L
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