Chemical Engineering Thermodynamics During Joule-Thomson expansion of gases Entropy remains constant None of these Temperature remains constant Enthalpy remains constant Entropy remains constant None of these Temperature remains constant Enthalpy 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 Cv log10 4 R log10 4 R loge 4 Cv loge 4 Cv log10 4 R log10 4 R loge 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics As pressure approaches zero, the ratio of fugacity to pressure (f/P) for a gas approaches Infinity Zero Unity An indeterminate value Infinity Zero Unity An indeterminate value 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 0.5 RT 2 RT -RT ln 0.5 -2 RT ln 0.5 0.5 RT 2 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 More in liquid phase Same in both the phases More in vapour phase Replaced by chemical potential which is more in vapour phase More in liquid phase Same in both the phases More in vapour phase ANSWER DOWNLOAD EXAMIANS APP
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