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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture __________ calorimeter is not used for measuring the dryness fraction of steam.

Separating
Bucket
Bomb
Throttling

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Chemical Engineering Thermodynamics
The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise.

Remains unchanged
Decreases
Increases
Decreases linearly

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Chemical Engineering Thermodynamics
The absolute entropy for all crystalline substances at absolute zero temperature is

Indeterminate
More than zero
Zero
Negative

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Chemical Engineering Thermodynamics
In case of the decomposition of hydroiodic acid (2HI ⇋ H₂ + I₂), addition of H₂ (at equilibrium condition) will

None of these
Diminish the degree of dissociation of HI
Increase the partial pressure of I₂
Decrease the partial pressure of HI

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Chemical Engineering Thermodynamics
The chemical potential for a pure substance is __________ its partial molal free energy.

Not related to
Less than
Equal to
More than

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Chemical Engineering Thermodynamics
Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of

Transition
None of these
Vaporisation
Fusion

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