Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is__________________?
A. 2
B. 0
C. 1
D. 3
Thermodynamics for Chemical
Gibbs-Duhem equation_____________________?
Gibbs-Duhem equation_____________________?
A. States that n1dμ1 + n2dμ2 + ….njdμj = 0, for a system of definite composition at constant
temperature and pressure
B. Applies only to binary systems
C. Finds no application in gas-liquid equilibria involved in distillation
D. None of these
Entropy change of mixing two liquid substances depends upon the_________________?
Entropy change of mixing two liquid substances depends upon the_________________?
A. Molar concentration
B. Quantity (i.e. number of moles)
C. Both A. and B
D. Neither A. nor B
Free energy change at equilibrium is____________________?
Free energy change at equilibrium is____________________?
A. Zero
B. Positive
C. Negative
D. Indeterminate
Extensive properties of a thermodynamic system depend upon the _____________ of the system?
Extensive properties of a thermodynamic system depend upon the _____________ of the system?
A. Specific volume
B. Temperature
C. Mass
D. Pressure
In the reaction, represented by, 2SO2 + O2 ⇌ 2SO3; ΔH = – 42 kcal; the forward reaction will be favoured by____________________?
In the reaction, represented by, 2SO2 + O2 ⇌ 2SO3; ΔH = – 42 kcal; the forward reaction will be favoured by____________________?
A. Low temperature
B. High pressure
C. Both A. and B
D. Neither A. nor B
Chemical potential is a/an_____________________?
Chemical potential is a/an_____________________?
A. Extensive property
B. Intensive property
C. Force which drives the chemical system to equilibrium
D. Both B. and C
_______________ functions are exemplified by heat and work ?
_______________ functions are exemplified by heat and work ?
A. Path
B. Point
C. State
D. None of these
Domestic refrigerator usually works on the _____________ refrigeration cycle?
Domestic refrigerator usually works on the _____________ refrigeration cycle?
A. Carnot
B. Air
C. Absorption
D. vapour-ejection
(1/V) (∂V/∂T)P is the mathematical expression__________________?
(1/V) (∂V/∂T)P is the mathematical expression__________________?
A. Joule-Thomson co-efficient
B. Specific heat at constant pressure (Cp)
C. co-efficient of thermal expansion
D. Specific heat at constant volume (CV)