What is the mean free path of the balloon

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Problem: A box that is 3.1m x 3.9m x 3.9m is filled with 361 balloons each balloon is filled with .00011309733552923 cm3 of helium air flowing into the box causes the balloons to bounce around.

1- What is the mean free path of the balloon?

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Reference no: EM13689150

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