Chemical Engineering Thermodynamics The relation connecting the fugacities of various components in a solution with one another and to composition at constant temperature and pressure is called the __________ equation. Gibbs-Duhem Van Laar Margules Gibbs-Helmholtz Gibbs-Duhem Van Laar Margules Gibbs-Helmholtz ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Third law of thermodynamics is helpful in Calculating absolute entropies of substances at different temperature Evaluating entropy changes of chemical reaction Both B and C Prediction of the extent of a chemical reaction Calculating absolute entropies of substances at different temperature Evaluating entropy changes of chemical reaction Both B and C Prediction of the extent of a chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Specific __________ does not change during phase change at constant temperature and pressure. Gibbs energy Entropy Enthalpy Internal energy Gibbs energy Entropy Enthalpy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In any spontaneous process, the __________ free energy decreases. Both of the listed here Helmholtz Neither A nor B Gibbs Both of the listed here Helmholtz Neither A nor B Gibbs ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics PVy = constant, holds good for an isentropic process, which is Reversible and adiabatic Adiabatic and irreversible Reversible and isothermal Isothermal and irreversible Reversible and adiabatic Adiabatic and irreversible Reversible and isothermal Isothermal and irreversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Cooling Both B and C Simultaneous pressure & temperature change Heating Cooling Both B and C Simultaneous pressure & temperature change Heating ANSWER DOWNLOAD EXAMIANS APP
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