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Chemical Engineering - Chemical Engineering Thermodynamics

Exercise : Chemical Engineering Thermodynamics - Section 4
16.
Translational kinetic energy of molecules of an ideal gas is proportional to (where, T = absolute temperature of the gas )
T
T
T2
1/T
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
Equation which relates pressure, volume and temperature of a gas is called the
equation of state
Gibbs Duhem equation
ideal gas equation
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
Claussius-Clayperon equation gives accurate result, when the
vapour pressure is relatively low and the temperature does not vary over wide limits.
vapour obeys the ideal gas law and the latent heat of vaporisation is constant.
volume in the liquid state is negligible compared with that in the vapour state.
all (a), (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called __________ temperature.
Boyle
inversion
critical
reduced
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
The expression for entropy change, ΔS = n Cp . ln (T2/T1), is valid for the __________ of a substance.
simultaneous pressure & temperature change
heating
cooling
both (b) and (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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