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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
The number of degrees of freedom for a mixture of ice and water (liquid) are

2
3
0
1

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Chemical Engineering Thermodynamics
If heat contents of CH₄, C₂H₄ and C₃H₈ are -17.9, 12.5 and -24.8 kcal/mole respectively, than ΔH for the reaction CH₄(g) + C₂H₄(g) ⇋ C₃H₈(g) will be __________ Kcal.

-55.2
-19.4
-30.2
55.2

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Chemical Engineering Thermodynamics
Work done in case of free expansion is

None of these
Negative
Indeterminate
Zero

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Chemical Engineering Thermodynamics
A gas has a volume of 27.3 c.c. at 0°C. Its volume at 10°C (if pressure remains unchanged) will be __________ c.c.

2.73
283
273
28.3

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Chemical Engineering Thermodynamics
In the equation, PVn = constant, if the value of n is in between 1 and y (i.e. Cp/Cv), then it represents a reversible __________ process.

Isentropic
Polytropic
Isobaric
Isometric

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Chemical Engineering Thermodynamics
A refrigeration cycle is the same as a __________ cycle,

Heat engine
Turbine
Reversed heat engine
None of these

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