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Question
Fresh air contains approximately 400 ppm CO2, whereas the breath of an intoxicated person contains about 4 percent CO2. The amount of CO2 in the breath of an intoxicated person is ________ times the amount of CO2 in fresh air.A) 10-2
B) 10-1
C) 101
D) 102
Answer
This answer is hidden. It contains 1 characters.
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