Chemical Engineering Thermodynamics The change in Gibbs freee energy for vaporisation of a pure substance is Positive May be positive or negative Zero Negative Positive May be positive or negative Zero Negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The chemical potential for a pure substance is __________ its partial molal free energy. Equal to Not related to More than Less than Equal to Not related to More than Less than ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a given substance at a specified temperature, activity is __________ to fugacity. Equal Directly proportional Inversely proportional None of these Equal Directly proportional Inversely proportional None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The unit of fugacity is the same as that of the Temperature Molar concentration Pressure Volume Temperature Molar concentration Pressure Volume ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Claussius-Clayperon equation gives accurate result, when the Vapour obeys the ideal gas law and the latent heat of vaporisation is constant Volume in the liquid state is negligible compared with that in the vapour state All of these Vapour pressure is relatively low and the temperature does not vary over wide limits Vapour obeys the ideal gas law and the latent heat of vaporisation is constant Volume in the liquid state is negligible compared with that in the vapour state All of these Vapour pressure is relatively low and the temperature does not vary over wide limits ANSWER DOWNLOAD EXAMIANS APP