The Mean Free Path of a Molecule Is 2

question 21

Multiple Choice

The mean free path of a molecule is 2.25 × 10^-7 m in an ideal gas at standard temperature and pressure (0°C and 1 atm) . What is the mean free path if the diameter of the molecule and the temperature of the gas are both doubled?

• A) 0.75 × 10^-7 m
• B) 1.13 × 10^-7 m
• C) 2.25 × 10^-7 m
• D) 3.00 × 10^-7 m
• E) 3.75 × 10^-7 m

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