Calculate the Mean Free Path in a Sample of Oxygen

question 3

Multiple Choice

Calculate the mean free path in a sample of oxygen gas (M = 3.20 × 10^-2 kg/mol) at 35°C and 1.7 atm. Assume that the diameter of an O₂ molecule is 300 pm.

• A) 0.6 × 10^-7 m
• B) ​0.2 × 10^-7 m
• C) 1.3 × 10^-7 m
• D) 2.5 × 10^-7 m
• E) 3.3 × 10^-7 m

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