Chemical Process Concentration of NaOH solution produced by diaphragm electrolytic cell is about __________ percent. 98 10 50 25 98 10 50 25 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Thorium is mainly used In the manufacture of hydrogen bomb In the treatment of cancer As a fissile fuel in a nuclear reactor For the manufacture of gas mantles In the manufacture of hydrogen bomb In the treatment of cancer As a fissile fuel in a nuclear reactor For the manufacture of gas mantles ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Coagulant is used __________ filtration. To avoid Before During After To avoid Before During After ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Carboxymethyl cellulose (CMC) is added in detergents to Inhibit corrosion in washing machines made of aluminium Prevent redeposition of soil on cleaned surface None of these Act as optical brightening agent Inhibit corrosion in washing machines made of aluminium Prevent redeposition of soil on cleaned surface None of these Act as optical brightening agent ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Use of chlorine in the treatment of sewage Causes bulking of activated sludge Aids in flocculation Helps in grease separation Increases the biological oxygen demand(BOD) Causes bulking of activated sludge Aids in flocculation Helps in grease separation Increases the biological oxygen demand(BOD) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the false statement pertaining to water treatment. Water with pH value less than 7, is acidic Sodium sulphate or sodium carbonate do not cause hardness in water Aeration of water is effective in CO₂ removal The zeolite water softening process reduces the hardness of water by not more than 50% Water with pH value less than 7, is acidic Sodium sulphate or sodium carbonate do not cause hardness in water Aeration of water is effective in CO₂ removal The zeolite water softening process reduces the hardness of water by not more than 50% ANSWER DOWNLOAD EXAMIANS APP