In testing for air pollution, a given air sample contained a total of 6.0 parts per million
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In testing for air pollution, a given air sample contained a total of 6.0 parts per million (ppm) of four pollutants, sulfur dioxide (SO2), nitric oxide (NO), nitrogen dioxide (NO2), and carbon monoxide (CO). The ppm of CO was 10 times that of SO2 , which in turn equaled those of NO and NO2. There was a total of 0.8 ppm of SO2 and NO. How many ppm of each were present in the air sample?
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Related Book For
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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