Assuming the Radius of Diatomic Molecules Is Approximately for What

question 22

Multiple Choice

Assuming the radius of diatomic molecules is approximately for what pressure will the mean free path in room-temperature (20°C) nitrogen be 4.6 m? The Boltzmann constant is 1.38 × 10^-23 J/K,Avogadro's number is 6.02 × 10²³ molecules/mole,and the ideal gas constant is = 0.0821 L ∙ atm/mol ∙ K.

• A)4.9 × 10^-8 _atm
• B)6.9 × 10^-8 _atm
• C)1.5 × 10^-7 _atm
• D)2.2 × 10^-7 _atm

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