7377Chemical EngineeringMedium
Tolerable limit of nitrogen oxides in air is ________ ppm?
A0.1
B5
C1
D25
Correct answer
B. 5
Explanation
The correct answer is 5.
Correct answer
B. 5
Explanation
The correct answer is 5.
Which of the following isotopes is not present in natural uranium?
In Azeotropic mixture, the equilibrium vapour composition is________?
Knudsen diffusion is directly proportional to ________?
The terminology ‘BTX’ used in coal tar distillation industry refers to________?
Which of the following does not have a sharp melting point?
The vapor pressures of benzene and toluene are 3 and 4/3 atmospheres respectively. A liquid feed of 0.4 moles of benzene and 0.6 moles of toluene is vaporised. Assuming that the products are in equilibrium, the vapor phase mole fraction of benzene is________?