7277Chemical EngineeringMedium
Catalyst used in ammonia synthesis uses ________ as a promoter?
AK2O
BAl2O3
CNi
DPt
Correct answer
A. K2O
Explanation
The correct answer is K2O.
Correct answer
A. K2O
Explanation
The correct answer is K2O.
The most suitable material for die casting is ________?
Which of the following processes is used for the production of petroleum coke?
Which of the following is not a dimension-less parameter?
Shock resisting steels should possess high________?
________ shaped roof is most commonly used for cylindrical tanks?
Unit of furnace loading is________?