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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about __________ percent.

1
0.75
0.25
0.5

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Chemical Engineering Thermodynamics
Which of the following exemplifies an adiabatic process?

Sudden bursting of a cycle tube
Evaporation of water
Condensation of alcohol vapor
Melting of ice

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Chemical Engineering Thermodynamics
In any spontaneous process, the __________ free energy decreases.

Helmholtz
Gibbs
Both of the listed here
Neither A nor B

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Chemical Engineering Thermodynamics
A system is said to be at equilibrium, if the entropy of the system has reached __________ value.

Maximum
Zero
Minimum
None of these

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Chemical Engineering Thermodynamics
Chemical engineering thermodynamics is concerned with the __________ in/of chemical processes.

Energy transformation from one form to the another
None of these
Calculation of rates
Reaction mechanism

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Chemical Engineering Thermodynamics
Efficiency of a heat engine working on Carnot cycle between two temperature levels depends upon the

Mass and pressure both of the working fluid
Mass of the working fluid
Pressure of working fluid
Two temperatures only

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