Calculate the mean free path

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Reference no: EM13235913

A pressure as low as P = 8 ? 10-11 Pa has been obtained. Suppose a chamber contains helium at this pressure and at room temperature (300 K). Take the diameter of a helium molecule to be 10-10 m.

Estimate the mean free path?

Estimate the collision time ? for helium in the chamber.

Reference no: EM13235913

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