8046Chemical EngineeringMedium
In water treatment plant, zeolite process is used to remove the ________ of water?
AAlkalinity
BIron & zinc
CAcidity
DHardness
Correct answer
D. Hardness
Explanation
The correct answer is Hardness.
Correct answer
D. Hardness
Explanation
The correct answer is Hardness.
If the demand for an item is trebled and the order cost is reduced to one third, then the economic order quantity________?
The irreversible reaction is a special case of reversible reaction, if the________?
Bulk density of pulverised coal may be about ________ kg/m3?
Color of nitric acid is light yellow due to the presence of________?
Air standard Otto cycle is more efficient than the diesel cycle for the same________?
Ore concentration by froth floatation utilises the ________ of ore particles?