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GATE Civil Engineering · Environmental Engineering - Air Pollution · 2019-2020
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All concepts →2020 Q53
A gaseous chemical has a concentration of 41.6 µmol/m³ in air at 1 atm pressure and temperature 293 K. The universal gas constant R is 82.05×10⁻⁶ (m³ atm)/(mol K). Assuming that id...
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2019 Q40
A sample of air analysed at 0°C and 1 atm pressure is reported to contain 0.02 ppm (parts per million) of NO2. Assume the gram molecular mass of NO2 as 46 and its volume at 0°C and...
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