Mathematics, 26.11.2019 07:31 neariah24
Air containing 0.04% carbon dioxide is pumped into a room whose volume is 6000 ft3. the air is pumped in at a rate of 2000 ft3/min, and the circulated air is then pumped out at the same rate. if there is an initial concentration of 0.4% carbon dioxide, determine the subsequent amount in the room at any time. what is the concentration at 10 minutes?
Answers: 2
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Giving 100 points asap bev has to cut her grandma's grass this weekend and wants to know exactly how much area she will be cutting. calculate the area of the polygon. be sure to show all your work and explain your answer.
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Air containing 0.04% carbon dioxide is pumped into a room whose volume is 6000 ft3. the air is pumpe...