Third law of thermodynamics is helpful in
Prediction of the extent of a chemical reaction
Calculating absolute entropies of substances at different temperature
Evaluating entropy changes of chemical reaction
Both (B) and (C)
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- Which is not a refrigerant?
- What is the degree of freedom for two miscible (non-reacting) substances in vapor-liquid equilibrium…
- Cv is given by
- In any spontaneous process, the __________ free energy decreases.
- Critical solution temperature (or the consolute temperature) for partially miscible liquids (e.g., phenol-water)…
- For a constant pressure reversible process, the enthalpy change (ΔH) of the system is
- At absolute zero temperature, the __________ of the gas is zero.
- The temperature at the eutectic point of the system is the __________ temperature that can be attained…
- Joule-Thomson experiment is
- A system undergoes a change from a given initial state to a given final state either by an irreversible…
- Enthalpy changes over a constant pressure path are always zero for __________ gas.
- A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor.
- For any system, what is the minimum number of degrees of freedom?
- Which of the following is not an intensive property?
- Degrees of freedom at triple point will be
- A refrigeration cycle is a reversed heat engine. Which of the following has the maximum value of the…
- The number of degrees of freedom for an azeotropic mixture in a two component vapour-liquid equilibria…
- A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it…
- Pick out the correct statement.
- One ton of refrigeration capacity is equivalent to the heat removal rate of
- Chemical engineering thermodynamics is concerned with the __________ in/of chemical processes.
- Pick out the wrong statement.
- Pick out the wrong statement.
- Entropy change of mixing two liquid substances depends upon the
- __________ functions are exemplified by heat and work.
- For an irreversible process involving only pressure-volume work
- Pick out the correct statement:
- Co-efficient of Performance (COP) of a refrigerator is the ratio of the
- y = specific heat ratio of an ideal gas is equal to
- It is desired to bring about a certain change in the state of a system by performing work on the system…