Chemical Process Liquefaction of gases can not be done by Exchange of heat with colder stream Adiabatic expansion against a piston or in a turbine Adiabatic expansion through a throttle valve (Joule-Thomson expansion) Merely compressing it beyond critical pressure Exchange of heat with colder stream Adiabatic expansion against a piston or in a turbine Adiabatic expansion through a throttle valve (Joule-Thomson expansion) Merely compressing it beyond critical pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Systemic insecticides Are stomach poisons Kill insects following external bodily contact Are absorbed throughout the plant Emit poisonous vapour Are stomach poisons Kill insects following external bodily contact Are absorbed throughout the plant Emit poisonous vapour ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not produced on commercial scale from sea water? Bromine Sodium sulphate Potassium compounds Magnesium compounds Bromine Sodium sulphate Potassium compounds Magnesium compounds ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pencillin, an antibiotic drug was discovered by None of these Flaming Alexender Dr. Zivago None of these Flaming Alexender Dr. Zivago ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Trinitro-toluene (TNT) is None of these Used in glycerine manufacture An explosive Used in dye manufacture None of these Used in glycerine manufacture An explosive Used in dye manufacture ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is obtained as a by-product in the manufacture of sodium hydroxide using brine. Sodium carbonate Chlorine Ammonium chloride Sodium bi-carbonate Sodium carbonate Chlorine Ammonium chloride Sodium bi-carbonate ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS