5128Chemical EngineeringMedium
Gypsum is chemically ________?
ACalcium chloride
BCalcium sulphate
CSodium sulphate
DPotassium sulphate
Correct answer
B. Calcium sulphate
Explanation
The correct answer is Calcium sulphate.
Correct answer
B. Calcium sulphate
Explanation
The correct answer is Calcium sulphate.
Anthracite coal ________?
Bristles of tooth brushes are made of________?
Wood is a/an ________ material?
Yield of pitch from distillation of high temperature tar is around ________ percent?
In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of ________ mm?
For efficient grinding, ball mills must be operated________?