Alcohol is dehydrated using ______________ distillation?

Related Mcqs:

For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG: mass transfer co-efficient, moles/m2, a: interfacial area per unit volume of tower) ?

A. G/(FG . a) B. FG/(G . a) C. (G . a)/FG D. L/(FG . G)...

Desulphurisation of petrol is done in a _____________________?

A. Bollman extractor B. Rotating disc extractor C. Packed extraction column D. Plate type extraction column...

Pick out the wrong statement?

A. Change in barometric pressure does not affect the relative humidity B. In case of a packed tower, the operating velocity is about half of the flooding velocity, generally C. ‘Elution’ means the desorption of the adsorbed solute by a solvent D. The equilibrium moisture content of the solid can be reduced by increasing the … Pick out the wrong statement?Read More...

_______________ diffusion is used for separating the isotopes of methane ?

A. Thermal B. Pressure C. Concentration D. Force...

Pick out the correct statement ?

A. For identical gas flow rates, less pressure drop occurs through a plate tower than through a packed tower B. Plate column can handle greater liquid loads without flooding than packed column, but the liquid hold up is more in the case of plate column C. For the same duty, plate columns weigh less than … Pick out the correct statement ?Read More...