2255Chemical EngineeringMedium
Deaeration (removal of O2) of water is done by________?
AAbsorption
BAdsorption
CIon-exchange
DRectification
Correct answer
C. Ion-exchange
Explanation
The correct answer is Ion-exchange.
Correct answer
C. Ion-exchange
Explanation
The correct answer is Ion-exchange.
Austempering process results in the formation of ________ structure?
Refractory castables are used for________?
Tube height in a calandria type evaporator is normally less than ________ metres?
Reboiler is considered as one theoretical plate, because________?
Pick out the wrong statement. A. Caustic embrittlement of boiler’s metallic parts is caused by high concentration of caustic soda in boiler feed water________?
The ‘laughing gas’ is________?