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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Specific heat of a gas for a reversible adiabatic process is

Zero
None of these
Negative
Infinity

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Chemical Engineering Thermodynamics
The ammonia synthesis reaction represented by N₂ + 3H₂ ⇋ 2NH₃ ; ΔH = - 22.4 kcal, is

Endothermic
Isothermal
Exothermic
Adiabatic

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Chemical Engineering Thermodynamics
Helmholtz free energy (A) is defined as

A = H + TS
A = H - TS
A = E - TS
None of these

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Chemical Engineering Thermodynamics
At absolute zero temperature, all substances have the same

Crystalline structure
Entropy
Heat capacity
None of these

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Chemical Engineering Thermodynamics
The work done in an adiabatic change in a particular gas depends upon changes in the __________ only.

Volume
Specific heat
Temperature
Pressure

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Chemical Engineering Thermodynamics
No work is done by the system, when a reaction occurs at constant

Volume
Pressure
None of these
Temperature

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