State two identical balloons are filled with the same volume

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Two identical balloons are filled with the same volume, one with air and one with helium. The next day the volume of the air-filled balloon has decreased by 4.5%, by what percent has the volume of the helium-filled balloon decreased? (Assume that the air is four-fifths nitrogen and one-fifth oxigen, and that the temperature did not change?)

Reference no: EM13524947

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