Category: Stoichiometry

A butane isomerisation process produces 70 k.mole/hr of pure iso-butane. A purge stream removed continuously, contains 85% n-butane and 15% impurity (mole%). The feed stream is n-butane containing 1% impurity (mole%). The flow rate of the purge stream will be_________________?

A. 3 kmole/hr
B. 4 kmole/hr
C. 5 kmole/hr
D. 6 kmole/hr

A. A2 is more alkaline than solution A2
B. A1 is highly acidic
C. A1 is very slightly acidic
D. Both A. & C.

A. Amagat’s law
B. Dalton’s law
C. Boyle’s law & Charle’s Law
D. None of these

A. High pressure & high temperature
B. Low pressure & high temperature
C. High pressure & low temperature
D. Low pressure & low temperature

A. Temperature
B. Nature of solute
C. Pressure
D. Nature of solvent

A. R
B. R/2
C. 2R
D. 3R

A. Vapor follows ideal gas law
B. Volume in the liquid state is negligible
C. Both A. & B.
D. Neither A. nor B.

A. Clapeyron’s equation
B. Gibb’s equation
C. Kopp’s rule
D. Trouton’s rule

A. Chrome or magnesite
B. Silicon carbide
C. Silica
D. Low duty fireclay

A. 2.79
B. 1.987
C. 3.99
D. None of these