Home

The freezing point of a liquid decreases when the pressure is increased, if the liquid __________ while freezing.

A. Contracts

B. Expands

C. Does not change in volume

D. Either (A), (B) or (C)

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

You can do it
  1. On a P-V diagram of an ideal gas, suppose a reversible adiabatic line intersects a reversible isothermal…
  2. When liquid and vapour phases of one component system are in equilibrium (at a given temperature and…
  3. Consider the reaction, C + O2 CO2; ΔH = - 94 kcal. What will be the value of ΔH for the reaction…
  4. Entropy of the system decreases, when
  5. Specific __________ does not change during phase change at constant temperature and pressure.
  6. Refrigerants commonly used for domestic refrigerators are
  7. Fugacity is a measure of the
  8. When dilute aqueous solutions of two salts are mixed, the process is associated with
  9. An isentropic process is carried out at constant
  10. The third law of thermodynamics states that the
  11. A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor.
  12. In an ideal refrigeration cycle, the change in internal energy of the fluid is
  13. Pick out the wrong statement.
  14. The standard state of a gas (at a given temperature) is the state in which fugacity is equal to
  15. The temperature at which both liquid and gas phases are identical, is called the __________ point.
  16. A thermodynamic system is taken from state A to B along ACB and is brought back to A along BDA as shown…
  17. The main feature of Carnot refrigeration cycle is that, it
  18. Gibbs free energy of a pure fluid approaches __________ as the pressure tends to zero at constant temperature.
  19. Which of the following is not a common refrigerant?
  20. __________ Equation predicts the activity coefficient from experimental data.
  21. Linde gas liquefaction process employs cooling
  22. Vapour which is at a pressure smaller than the saturation pressure for the temperature involved is called…
  23. The absolute entropy for all crystalline substances at absolute zero temperature is
  24. Equilibrium constant decreases as the temperature
  25. Heat is added at constant temperature in an ideal __________ cycle.
  26. In a homogeneous solution, the activity coefficient of a component depends upon the
  27. With increase in temperature, the atomic heat capacities of all solid elements
  28. Which of the following represents the Virial equation of state?
  29. For a thermodynamic system containing 'x' chemical species, the maximum number of phases that can co-exist…
  30. Translational kinetic energy of molecules of an ideal gas is proportional to (where, T = absolute temperature…