Pressure and temperature
Reduced pressure and reduced temperature
Critical pressure and critical temperature
None of these
B. Reduced pressure and reduced temperature
Isothermal
Adiabatic
Isobaric
Isochoric
The energy change of a system undergoing any reversible process is zero
It is not possible to transfer heat from a lower temperature to a higher temperature
The total energy of system and surrounding remains the same
None of the above
0
273
25
None of these
Escaping tendencies of the same substance in different phases of a system
Relative volatility of a mixture of two miscible liquids
Behaviour of ideal gases
None of these
Two isothermal and two isentropic
Two isobaric and two isothermal
Two isochoric and two isobaric
Two isothermals and two isochoric
2
0
1
3
Below
At
Above
Either 'b' or 'c'
0
∞
+ve
-ve
RT d ln P
RT d ln f
R d ln f
None of these
Activity
Fugacity
Activity co-efficient
Fugacity co-efficient
Rate of change of vapour pressure with temperature
Effect of an inert gas on vapour pressure
Calculation of ΔF for spontaneous phase change
Temperature dependence of heat of phase transition
Binary solutions
Ternary solutions
Azeotropic mixture only
None of these
ds = 0
ds < 0
ds > 0
ds = Constant
Does not need the addition of external work for its functioning
Transfers heat from high temperature to low temperature
Accomplishes the reverse effect of the heat engine
None of these
3
1
2
0
-94 kcal
> -94 kcal
< - 94 kcal
Zero
At constant pressure, solubility of a gas in a liquid diminishes with rise in temperature
Normally, the gases which are easily liquefied are more soluble in common solvents
The gases which are capable of forming ions in aqueous solution are much more soluble in water than in other solvents
At constant pressure, solubility of a gas in a liquid increases with rise in temperature
Molar concentration
Temperature
Internal energy
None of these
0
∞
+ve
-ve
Is the analog of linear frictionless motion in machines
Is an idealised visualisation of behaviour of a system
Yields the maximum amount of work
Yields an amount of work less than that of a reversible process
A closed system does not permit exchange of mass with its surroundings but may permit exchange of energy.
An open system permits exchange of both mass and energy with its surroundings
The term microstate is used to characterise an individual, whereas macro-state is used to designate a group of micro-states with common characteristics
None of the above
More than
Less than
Equal to
Data insufficient, can't be predicted
RT d ln P
R d ln P
R d ln f
None of these
Van Laar equation
Margules equation
Wilson's equation
All (A), (B) and (C)
By throttling
By expansion in an engine
At constant pressure
None of these
Amount of energy transferred
Direction of energy transfer
Irreversible processes only
Non-cyclic processes only
Internal energy
Enthalpy
Gibbs free energy
Helmholtz free energy
0
1
2
3
It is exothermic
It is isenthalpic
It takes place isothermally
It takes place at constant volume
0
1
y = 1.44
1.66