Unformatted text preview: regulatory standard of 220ppm HC into µg/m 3 (assuming a nominal molecular weight =16). b) If the actual exhaust concentration of CO (MW=28) at low speed emission test is 0.16%, what is the CO concentration in ppm and mg/m 3 . 4. The exhaust gas from an automobile contains 0.002% by volume of nitrogen dioxide (MW=46). What is the concentration of NO 2 in µg/ m 3 at standard temperature and pressure (25 deg C and 1atm pressure)?...
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- Spring '11
- Gasoline, Amount of substance, actual exhaust concentration