Chemical Process Concentration of sulphide ores is done usually by Smelting Roasting Electro magnetic separation Froth floatation Smelting Roasting Electro magnetic separation Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. None of these Wetting characteristics Terminal velocities Density difference None of these Wetting characteristics Terminal velocities Density difference ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cellulose percentage in bamboo fibre is about 85 10 50 20 85 10 50 20 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is not a constituent of gun powder. Potassium nitrate Carbon Charcoal Sulphur Potassium nitrate Carbon Charcoal Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in shift converter is Vanadium Alumina Silica gel Nickel Vanadium Alumina Silica gel Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Oils are partially hydrogenated (not fully) to manufacture vanaspati, because fully saturated solidified oils Always contain some amount of nickel (as their complete removal is very difficult) Cause cholesterol build up and blood clotting Have affinity to retain harmful sulphur compounds Are prone to rancid oxidation Always contain some amount of nickel (as their complete removal is very difficult) Cause cholesterol build up and blood clotting Have affinity to retain harmful sulphur compounds Are prone to rancid oxidation ANSWER DOWNLOAD EXAMIANS APP
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