Chemical Engineering MCQs

A. Solid-vapor
B. Solid-liquid
C. Liquid-vapor
D. All a, b. and c

A. Gibbs-duhem
B. Gibbs-helmholtz
C. Maxwell’s
D. None of these

A. T
B. √t
C. T2
D. 1/√t

Ita. the amount of work needed is path dependent
B. Work alone cannot bring out such a change of state
C. The amount of work needed is independent of path
D. More information is needed to conclude anything about the path dependence or otherwise of

A. Increase the partial pressure of h2
B. Increase the partial pressure of i2
C. Increase the total pressure and hence shift the equilibrium towards the right
D. Not affect the equilibrium conditions

A. -1.87
B. 0
C. 1.26
D. 3.91

A. Hour
B. Day
C. Minute
D. Second

A. 4 j
B. ∞
C. 0
D. 8 j

A. Sublimation
B. Vaporisation
C. Melting
D. Either a, b. or c.

A. Work done under adiabatic condition
B. Co-efficient of thermal expansion
C. Compressibility
D. None of these