Chemistry Which of the following is secondary air pollutant ? Photochemical smog NO2 SO2 Dust particles Photochemical smog NO2 SO2 Dust particles ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is SO2 NO2 Hg Lead SO2 NO2 Hg Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tetra ethyle lead (TEL) is An antiknock compound A reductant An antioxidant A catalyst in burning fossil fuel An antiknock compound A reductant An antioxidant A catalyst in burning fossil fuel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Liquid Nitrogen boils at 77 kelvin 97 Kelvin 54 kelvin 82 Kelvin 77 kelvin 97 Kelvin 54 kelvin 82 Kelvin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main active constituent of tea and coffee is nicotine caffeine chlorophyll aspirin nicotine caffeine chlorophyll aspirin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Saccharin is made up of Propane Butane Toluene Phenol Propane Butane Toluene Phenol ANSWER DOWNLOAD EXAMIANS APP
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