2222Chemical EngineeringMedium
TLV of ozone (O3) and phosgene (COCl2) in air is ________ ppm?
A100
B1000
C0.1
D25
Correct answer
C. 0.1
Explanation
The correct answer is 0.1.
Correct answer
C. 0.1
Explanation
The correct answer is 0.1.
The binary diffusivity in gases and liquids vary respectively as________?
The resistance furnace produces heat by the________?
Crushing efficiency of a machine ranges between ________ percent?
Overall efficiency of the distillation column is ________?
Purity of coke means that, it is high in carbon and low in ________?
Gross national product (GNP) means the total value of ________ in a country?