21. After throttling, gas temperature
22. Critical temperature is defined as the temperature above which a gas will
23. Equation which relates pressure, volume and temperature of a gas is called the
24. A chemical reaction will occur spontaneously at constant pressure and temperature, if the free energy is
25. The free energy change for a chemical reaction is given by (where, K = equilibrium constant)
26. All gases except __________ shows a cooling effect during throttling process at atmospheric temperature and pressure.
27. For equilibrium process (i.e. reversible) in an isolated system
28. Which of the following decreases with increase in pressure?
29. At the absolute zero temperature, the entropy of every perfectly crystalline substance becomes zero. This follows from the
30. An isentropic process is carried out at constant
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