Chemical Engineering Thermodynamics Entropy of a substance remains constant during a/an __________ change. Reversible isothermal Irreversible isothermal None of these Reversible adiabatic Reversible isothermal Irreversible isothermal None of these Reversible adiabatic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Number of components (C), phase (P) and degrees of freedom (F) are related by Gibbs phase rule as F = C - P - 2 P = F - C - 2 P + F - C = 2 C = P - F + 2 F = C - P - 2 P = F - C - 2 P + F - C = 2 C = P - F + 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In any spontaneous process, the __________ free energy decreases. Helmholtz Neither A nor B Gibbs Both of the listed here Helmholtz Neither A nor B Gibbs Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of Fusion Vaporisation Sublimation Transition Fusion Vaporisation Sublimation Transition ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics (∂T/∂P)H is the mathematical expression for Specific heat at constant pressure (Cp) None of these Specific heat at constant volume (Cv) Joule-Thompson co-efficient Specific heat at constant pressure (Cp) None of these Specific heat at constant volume (Cv) Joule-Thompson co-efficient ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature. Decreases Increases Decreases logarithmically Remains constant Decreases Increases Decreases logarithmically Remains constant ANSWER DOWNLOAD EXAMIANS APP
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