The mean free path of an oxygen molecule is 2.0 × 10^-5 m,when the gas is at a pressure of 120 Pa and a temperature of 275 K.The molecular mass of oxygen is 32.0 g/mol and the Boltzmann constant is 1.38 × 10^-23 J/K,Avogadro's number is molecules/mole,and the ideal gas constant is = .Assuming that the molecules are moving at their root-mean-square speeds,the average time interval between collisions of an oxygen molecule is closest to A) 20 ns. B) 43 ns. C) 95 ns. D) 200 ns. E) 420 ns.

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The Answer of The mean free path of an oxygen molecule is 2.0 × 10^-5 m,when the gas is at a pressure of 120 Pa and a temperature of 275 K.The molecular mass of oxygen is 32.0 g/mol and the Boltzmann constant is 1.38 × 10^-23 J/K,Avogadro's number is molecules/mole,and the ideal gas constant is = .Assuming that the molecules are moving at their root-mean-square speeds,the average time interval between collisions of an oxygen molecule is closest to A) 20 ns. B) 43 ns. C) 95 ns. D) 200 ns. E) 420 ns.

The Mean Free Path of an Oxygen Molecule Is 2