Chemical Engineering - Chemical Engineering Thermodynamics

36.
To obtain integrated form of Clausius-Clayperon equation, , from the exact Clayperon equafion, it is assumed that the
volume of the liquid phase is negligible compared to that of vapour phase.
vapour phase behaves as an ideal gas.
heat of vaporisation is independent of temperature.
all (a), (b) & (c).
Answer: Option
Explanation:
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37.
In case of an __________ process, the temperature of the system increases.
isothermal compression
isothermal expansion
adiabatic expansion
adiabatic compression
Answer: Option
Explanation:
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38.
The standard state of a gas (at a given temperature) is the state in which fugacity is equal to
unity
activity
both (a) & (b)
neither (a) nor (b)
Answer: Option
Explanation:
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39.
Cp of a gas at its critical temperature and pressure
becomes zero.
becomes infinity.
equals 1 kcal/kmol °K.
equals 0.24 kcal/kmol °K.
Answer: Option
Explanation:
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40.
Trouton's ratio is given by (where λb, = molal heat of vaporisation of a substance at its normal boiling point, kcal/kmol Tb = normal boiling point, °K )
λb/Tb
Tbb
λb/Tb
Tbb
Answer: Option
Explanation:
No answer description is available. Let's discuss.