Home

Van Laar equation deals with the activity coefficients in

A. Binary solutions

B. Ternary solutions

C. Azeotropic mixture only

D. None of these

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

You can do it
  1. Refrigeration cycle
  2. Which of the following is not a unit of the equilibrium constant Kp? (where, Δx = number of moles…
  3. Which is a state function?
  4. A chemical reaction will occur spontaneously at constant pressure and temperature, if the free energy…
  5. The specific heat of saturated water vapour at 100°C is
  6. Heat pump
  7. As the temperature is lowered towards the absolute zero, the value of ∂(ΔF)/∂T, then…
  8. Trouton's ratio is given by (where λb, = molal heat of vaporisation of a substance at its normal…
  9. The free energy change for a chemical reaction is given by (where, K = equilibrium constant)
  10. Grams of butane (C4H10) formed by the liquefaction of 448 litres of the gas (measured at (STP) would…
  11. Activity co-efficient is a measure of the
  12. As the entropy of the universe is increasing, day by day, the work producing capacity of a heat engine…
  13. Efficiency of a Carnot engine working between temperatures T1 and T2 (T1 < T) is
  14. Cp of a gas at its critical temperature and pressure
  15. In the reaction, H2 +I2 2HI, addition of an inert gas will
  16. Refrigeration capacity of a household refrigerator may be round about __________ tons.
  17. The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is
  18. Heat requirement for decomposition of a compound into its elements is __________ that is evolved during…
  19. A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The…
  20. Entropy change for an irreversible isolated system is
  21. A change in state involving a decrease in entropy can be spontaneous, only if
  22. Co-efficient of Performance (COP) of a refrigerator is the ratio of the
  23. The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 >…
  24. As the time is passing, entropy of the universe
  25. What is the value of ln y (where y = activity co-efficient) for ideal gases?
  26. Entropy of the system decreases, when
  27. Helmholtz free energy (A) is defined as
  28. The standard state of a gas (at a given temperature) is the state in which fugacity is equal to
  29. Entropy is a/an
  30. An ideal monatomic gas is taken round the cycle ABCDA as shown below in the P-V diagram. The work done…