hannahadkins2776 hannahadkins2776

21-12-2022
Mathematics

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the air in a room with volume 180 m3 contains 0.15% carbon dioxide initially. fresher air with only 0.05% carbon dioxide flows into the room at a rate of 2 m3/min and the mixed air flows out at the same rate. find the percentage of carbon dioxide in the room as a function of time t (in minutes).

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