Chemical Process In sulphate pulp manufacture, the pressure and temperature in the digestor is L atm., 800°C 10 atm., 800 °C 10 atm., 170-180°C 1 atm., 170 - 180°C L atm., 800°C 10 atm., 800 °C 10 atm., 170-180°C 1 atm., 170 - 180°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscose rayon is chemically Regenerated cellulose acetate Regenerated cellulose nitrate Cellulose nitrate Cellulose acetate Regenerated cellulose acetate Regenerated cellulose nitrate Cellulose nitrate Cellulose acetate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Production of one ton of cement requires about __________ tons of limestone. 1.2 2.2 3.8 0.6 1.2 2.2 3.8 0.6 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine? NaHCO₃ H₂ None of these Na₂CO₃ NaHCO₃ H₂ None of these Na₂CO₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Rosin soap is added during paper manufacture to Impart resistance to penetration by liquids Improve opacity None of these Impart adhesive properties Impart resistance to penetration by liquids Improve opacity None of these Impart adhesive properties ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Proximate analysis of coal determines its __________ content. Moisture, ash, sulphur & volatile matter None of these Moisture, sulphur, nitrogen & fixed carbon Moisture & volatile matter Moisture, ash, sulphur & volatile matter None of these Moisture, sulphur, nitrogen & fixed carbon Moisture & volatile matter ANSWER DOWNLOAD EXAMIANS APP