Related Questions

The standard Gibbs free energy change of a reaction depends on the equilibrium
A Pressure
B Temperature
C Composition
D All of the above
Gibbs free energy per mole for a pure substance is equal to the
A Latent heat of vaporisation
B Chemical potential
C Molal boiling point
D Heat capacity
Gibbs free energy of a pure fluid approaches __________ as the pressure tends to zero at constant temperature.
A Infinity
B Minus infinity
C Zero
D None of these
Specific/molar Gibbs free energy for a pure substance does not change during
A Sublimation
B Vaporisation
C Melting
D Either A, B or C
Gibbs free energy at constant pressure and temperature under equilibrium conditions is
A ∞
B 0
C Maximum
D Minimum
Gibbs free energy of mixing at constant pressure and temperature is always
A 0
B $$\infty $$
C +ve
D -ve
The change in Gibbs freee energy for vaporisation of a pure substance is
A Positive
B Negative
C Zero
D May be positive or negative
On both sides of a selectively permeable membrane, Gibbs-Donnan effect leads to
A Equal concentration ratio of diffusible ion
B Electrical potential difference
C Equal concentration of non diffusible ions
D Equal concentration of diffusible ions
E Osmotic gradient
Gibbs phase rule finds application, when heat transfer occurs by
A Conduction
B Convection
C Radiation
D Condensation
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

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