Chemical Engineering Thermodynamics During Joule-Thomson expansion of gases None of these Entropy remains constant Enthalpy remains constant Temperature remains constant None of these Entropy remains constant Enthalpy remains constant Temperature remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is Cv loge 4 R loge 4 Cv log10 4 R log10 4 Cv loge 4 R loge 4 Cv log10 4 R log10 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics As pressure approaches zero, the ratio of fugacity to pressure (f/P) for a gas approaches Unity Zero An indeterminate value Infinity Unity Zero An indeterminate value Infinity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The theoretical minimum work required to separate one mole of a liquid mixture at 1 atm, containing 50 mole % each of n- heptane and n- octane into pure compounds each at 1 atm is -2 RT ln 0.5 2 RT 0.5 RT -RT ln 0.5 -2 RT ln 0.5 2 RT 0.5 RT -RT ln 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When liquid and vapour phases of one component system are in equilibrium (at a given temperature and pressure), the molar free energy is Replaced by chemical potential which is more in vapour phase Same in both the phases More in liquid phase More in vapour phase Replaced by chemical potential which is more in vapour phase Same in both the phases More in liquid phase More in vapour phase ANSWER DOWNLOAD EXAMIANS APP
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