What is the mean free path of molecules in an ideal gas in which the mean collision time is 3.00 × 10-10 s, the temperature is 300 K,

Question

and the mass of the molecules is 6.00 × 10-25 kg? Assume that the molecules are moving at their root-mean-square speeds. The Boltzmann constant is 1.38 × 10-23 J/K.
A) 7.22 × 10-8 m
B) 4.32 × 10-8 m
C) 9.19 × 10-8 m
D) 1.39 × 10-8 m
E) 6.71 × 10-8 m

Answer 1

B