Correct answer
D. Both B. and C.
Explanation
The correct answer is Both B. and C..
Which is a catalyst promoter used in catalytic ammonia synthesis reaction?
Wood charcoal is obtained by the destructive distillation of wood. It is used in the production of activated carbon, which is not used for the________?
The most resistant material to alkaline corrosion is________?
Gas analysis is commonly done using the________?
In case of absorption & stripping, the interface of the liquid & gas phases are present in equilibrium, when the diffusional resistance of ________ is zero?
The capillary rise of mercury is maximum in glass tube of dia ________ mm?