Deaeration (removal of O2) of water is done by_________________?

Related Mcqs:

Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysteresis. In such cases, the desorption equilibrium pressure is ______________ that obtained for adsorption?

A. Lower than B. Higher than C. Same as D. Either same or higher than...

Mechanism of moisture removal in case of freeze drying of food stuff is by ___________________?

A. Evaporation B. Sublimation C. Dehydration D. Adsorption...

At the boiling point of the liquid at the prevailing pressure, the saturated absolute humidity becomes_____________________?

A. 1 B. 0 C. ∞ D. None of these...

The minimum liquid rate to be used in an absorber corresponds to an operating line_______________________?

A. Of slope = 1 B. Of slope = 0.1 C. Tangential to the equilibrium curve D. None of these...

The reflux to a distillation column is 100 moles/hr, when the overhead product rate is 50 moles/hr. The reflux ratio is____________________?

A. 2 B. 0.5 C. 50 D. 150...