The Mean Free Path of a Molecule Is 2 $\times$ 10^-7 M in an Ideal Gas at Standard Temperature and 10^-7

Multiple Choice

The mean free path of a molecule is 2.25 $\times$ 10^-7 m in an ideal gas at standard temperature and pressure.What is the mean free path when the diameter of the molecule is doubled?

A) 0.23 $\times$ 10^-7m
B) 0.45 $\times$ 10^-7m
C) 0.56 $\times$ 10^-7m
D) 0 75 $\times$ 10^-7m
E) 1.13 $\times$ 10^-7m