Tricky Mass Transfer Multiple choice Questions and Answers pdf

1. Plate efficiency
2. Molalitv is defined as the number of gui moles of solute per ________ of solvent

3. A pure drug is administered as a sphere and as a cube. The amount of drug is the same in the two tablets. Assuming that the shape and size do not influence the mass transfer, the ratio of rate of dissolution in water at t = o for the cubic to spherical tablet is

4. Minimum reflux ratio in a distillation column results in

5. In extraction, as the temperature increases, the area of hetrogeneitv (area covered by binodal curve)

6. For a single component absorber, the operating line is straight only when plotted in term of ______ units

7. Pick out the wrong statement

8. In case of an unsaturated mixture of gas and vapor, the percentage saturation is _______ its relative saturation

9. Flooding in a distillation column is detected by a sharp

10. _______ is concerned with the adsorption equilibria