Chemical Engineering Thermodynamics __________ does not change during phase transformation processes like sublimation, melting & vaporisation. Entropy All of these Internal energy Gibbs free energy Entropy All of these Internal energy Gibbs free energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If we increase the pressure on a substance (which is at its triple point), then the triple point Remains unchanged Decreases Increases May increase or decrease ; depends on the substance Remains unchanged Decreases Increases May increase or decrease ; depends on the substance 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 logarithmically Remains constant Decreases Increases Decreases logarithmically Remains constant Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When a gas is expanded from high pressure region to low pressure region ; temper -ature change occurs. This phenomenon is related to the Gibbs-Duhem equation Gibbs-Helmholtz equation Third law of thermodynamics Joule-Thomson effect Gibbs-Duhem equation Gibbs-Helmholtz equation Third law of thermodynamics Joule-Thomson effect ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs-Duhem equation Finds no application in gas-liquid equilibria involved in distillation Applies only to binary systems States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure None of these Finds no application in gas-liquid equilibria involved in distillation Applies only to binary systems States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation, Cp - Cv = R, is true for __________ gas. Any real No Both B and C Only ideal Any real No Both B and C Only ideal ANSWER DOWNLOAD EXAMIANS APP
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