Molecules in the atmosphere

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There are about 1 × 1044 air molecules in the atmosphere and about 2 × 1022 molecules of air in a single breath taken at rest. What is the probability that the breath that you took just now contained at least one molecule of air that was exhaled by Pythagoras in his last breath? What probability rules did you use to calculate this? What assumptions did you make, and why do you think they were reasonable?

Reference no: EM131251739

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