Problem: Which of the following is true:a) The mean free path of a molecule at atmospheric pressure is approximately equal to the molecular diameter or bond length.b) The mean free path of a molecule is independent of the pressure at constant temperature.c) The mean free path of a molecule is independent of molecular diameter.d) The mean free path of a molecule determines its diffusion rate.e) The mean free path of a molecule is the average distance a molecule travels before hitting the walls of a container. 

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Which of the following is true:

a) The mean free path of a molecule at atmospheric pressure is approximately equal to the molecular diameter or bond length.

b) The mean free path of a molecule is independent of the pressure at constant temperature.

c) The mean free path of a molecule is independent of molecular diameter.

d) The mean free path of a molecule determines its diffusion rate.

e) The mean free path of a molecule is the average distance a molecule travels before hitting the walls of a container. 

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