The commonly used solvent in supercritical extraction is_____________________?

Related Mcqs:

For absorbing a sparingly soluble gas in a liquid, the_____________________?

A. Gas side co-efficient should be increased B. Liquid side coefficient should be increased C. Gas side co-efficient should be decreased D. Liquid side co-efficient should be decreased...

The boiling points of pure components of a binary system ________________ with increase in total pressure of the system ?

A. Decreases B. Increases C. Remains unchanged D. May increase or decrease, depends on the system...

Which of the following can be calculated theoretically using steam table and Dalton’s law of partial pressure; if the relative humidity and dry bulb temperature of moist air is known ?

A. Dew point B. Humidity ratio C. Wet bulb temperature D. None of these...

A solid is being dried in the linear drying rate regime from moisture content Xo to XF. The drying rate is zero at X = 0 and the critical moisture content is the same as the initial moisture Xo. The drying time for M = (Ls/ARc) is (where, L = total mass of dry solid, A = total surface area for drying Rc = Constant maximum drying rate per unit area X = moisture content (in mass of water/mass of dry solids)) ?

A. M(Xo – XF) B. M(Xo/XF) C. M ln(Xo/XF) D. MXo ln(Xo/XF)...

The individual mass transfer co-efficients (moles/m2s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ?

A. Liquid side B. Gas side C. Interfacial D. Both liquid and gas side...