Chemical Engineering Thermodynamics With increase in pressure (above atmospheric pressure), the Cp of a gas Increases Decreases First decreases and then increases Remains unchanged Increases Decreases First decreases and then increases Remains unchanged 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 Decreases Increases Remains constant Decreases logarithmically Decreases Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A gas can be liquified by pressure alone only, when its temperature is __________ its critical temperature. Less than or equal to Less than More than Equal to or higher than Less than or equal to Less than More than Equal to or higher than ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is 1.9398 1.572 3.389 4.238 1.9398 1.572 3.389 4.238 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ explains the equilibrium constant for any chemical reaction. Henry's law Law of mass action Hess's law None of these Henry's law Law of mass action Hess's law None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At the critical point of a substance The surface tension vanishes Liquid and vapour have the same density There is no distinction between liquid and vapour phases All of these The surface tension vanishes Liquid and vapour have the same density There is no distinction between liquid and vapour phases All of these ANSWER DOWNLOAD EXAMIANS APP
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