Chemical Engineering Thermodynamics The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is R log10 4 Cv loge 4 R loge 4 Cv log10 4 R log10 4 Cv loge 4 R loge 4 Cv log10 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a given substance at a specified temperature, activity is __________ to fugacity. Inversely proportional Equal None of these Directly proportional Inversely proportional Equal None of these Directly proportional ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg . K, entropy of saturated vapour = 7.2234 kJ/kg. K) The exit condition of steam is Partially condensed vapour with quality of 0.1 Saturated vapour Superheated vapour Partially condensed vapour with quality of 0.9 Partially condensed vapour with quality of 0.1 Saturated vapour Superheated vapour Partially condensed vapour with quality of 0.9 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the reaction, represented by, 2SO₂ + O₂ ⇋ 2SO₃; ΔH = - 42 kcal; the forward reaction will be favoured by High pressure Neither A nor B Both A and B Low temperature High pressure Neither A nor B Both A and B Low temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The unit of equilibrium constant of a chemical reaction is the same as that of None of these Temperature Molar concentration Internal energy None of these Temperature Molar concentration Internal energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Trouton's ratio of __________ liquids is calculated using Kistyakowsky equation. Non-polar Neither A nor B Polar Both A & B Non-polar Neither A nor B Polar Both A & B ANSWER DOWNLOAD EXAMIANS APP