The mean free path of a helium atom in helium gas at standard temperature and pressure is 0.2 ?m.
What is the radius of the helium atom in nanometers?
The mean free path of a helium atom in helium gas at standard temperature and pressure is 0.2 ?m.
What is the radius of the helium atom in nanometers? Answer) D^2 = 1.38 x 10^-23 * 273 /…