Chemical Process Proximate analysis of coal determines its __________ content. Moisture, sulphur, nitrogen & fixed carbon Moisture & volatile matter None of these Moisture, ash, sulphur & volatile matter Moisture, sulphur, nitrogen & fixed carbon Moisture & volatile matter None of these Moisture, ash, sulphur & volatile matter ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fermentation of molasses to produce ethyl alcohol is done at __________ °C 20 - 30 250 - 300 100 - 150 < - 5 20 - 30 250 - 300 100 - 150 < - 5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Concentration of hydrogen peroxide is done by Dehydration Crystallisation Vacuum crystallisation Atmospheric distillation Dehydration Crystallisation Vacuum crystallisation Atmospheric distillation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nitroglycerene absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as a controlled explosive called dynamite. The raw material used for its manufacture are glycerene, nitric acid and Sulphuric acid Hydrochloric acid Phosphoric acid Hydroflouric acid Sulphuric acid Hydrochloric acid Phosphoric acid Hydroflouric acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Purity of oxygen used for blowing in steel making L.D. converter is 99.5%. The boiling point of oxygen is about __________ °C. -103 -183 -196 -53 -103 -183 -196 -53 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Carbon tetrachloride (CCl₄) is the starting raw material for the manufacture of Trichloroethylene Methanol Perchloroethylene Parathion Trichloroethylene Methanol Perchloroethylene Parathion ANSWER DOWNLOAD EXAMIANS APP
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