Home

The free energy change for a chemical reaction is given by (where, K = equilibrium constant)

A. RT ln K

B. -RT ln K

C. -R ln K

D. T ln K

Share this question with your friends

Correct Answer : B.


Download Objective type questions of Chemical Engineering Thermodynamics PDF

Get all objective type questions of Chemical Engineering Thermodynamics MCQ

Related Questions

  1. When a system is in equilibrium for all possible processes, the differential or finite change of entropy…
  2. The expression, nRT ln(P1/P2), is for the __________of an ideal gas.
  3. Extensive properties of a thermodynamic system depend upon the __________ of the system.
  4. Which of the following will increase the volume of a real gas by four times?
  5. Gibbs-Duhem equation relates composition in liquid phase and the __________ at constant temperature…
  6. At a given temperature, the volume of a gas dissolved in a solvent __________ with increase in pressure.
  7. If different processes are used to bring about the same chemical reaction, the enthalpy change is same…
  8. All gases above its inversion temperature, in a throttling process will show
  9. The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called…
  10. The thermodynamic law, PVy = constant, is not applicable in case of
  11. The first law of thermodynamics is a restatement of the law of conservation of
  12. Gibbs-Duhem equation
  13. Critical compressibility factor for all substances
  14. The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in
  15. Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity…
  16. A gas mixture of three components is brought in contact with a dispersion of an organic phase in water.…
  17. The acentric factor of a materical, 'ω', is defined as ω = -log10(Prsat)Tr-1 = 0.7, where,…
  18. In case of an __________ process, the temperature of the system increases.
  19. The ammonia synthesis reaction represented by N2 + 3H2 2NH3; ΔH = - 22.4 kcal, is
  20. Pick out the correct statement.
  21. A refrigerator may be termed as a
  22. Free energy change at equilibrium is
  23. Which of the following behaves most closely like an ideal gas?
  24. The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called…
  25. If the vapour pressure at two temperatures of a solid phase in equilibrium with its liquid phase are…
  26. An ideal monatomic gas is taken round the cycle ABCDA as shown below in the P-V diagram. The work done…
  27. An ideal liquid refrigerant should
  28. Isentropic process means a constant __________ process.
  29. Efficiency of a Carnot engine working between temperatures T1 and T2 (T1 < T) is
  30. The gas law (PV = RT) is true for an __________ change.

Please do not use chat terms. Example: avoid using "grt" instead of "great".

Submit
Load More..

Also checkout these categories

Excretory System MCQ Algae MCQ Rearrangement Set 4 MCQ Machine Input MCQ Relationship based problems MCQ Asp Programming MCQ Chemical Equilibrium MCQ Average MCQ Astronomy MCQ Rearrangement Set 11 MCQ Python Programming MCQ Software Engineering MCQ