What is the mean free path of molecules in an ideal gas in which the mean collision time is ,the temperature is 300 K,and the mass of the molecules is
? Assume that the molecules are moving at their root-mean-square speeds.The Boltzmann constant is
.
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
Correct Answer:
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