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Chemical Engineering - Chemical Engineering Thermodynamics

Exercise : Chemical Engineering Thermodynamics - Section 2
11.
Entropy change of mixing two liquid substances depends upon the
molar concentration
quantity (i.e. number of moles)
both (a) and (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The four properties of a system viz. P, V, T, S are related by __________ equation.
Gibbs-Duhem
Gibbs-Helmholtz
Maxwell's
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be __________ c.c.
100
50
205
200
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Pick out the wrong statement.
Cp of monoatomic gases such as metallic vapor is about 5 kcal/kg.atom.
The heat capacity of solid inorganic substance is exactly equal to the heat capacity of the substance in the molten state.
There is an increase in entropy, when a spontaneous change occurs in an isolated system.
At absolute zero temperature, the heat capacity for many pure crystalline substances is zero.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
The principle applied in liquefaction of gases is
adiabatic expansion.
Joule-Thomson effect.
both (a) and (b).
neither (a) nor (b).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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