Chemical Engineering Thermodynamics The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is (∂T/∂V)S = -(∂P/∂S)V (∂S/∂P)T = -(∂V/∂T)P (∂V/∂S)P = (∂T/∂P)S (∂S/∂V)T = (∂P/∂T)V (∂T/∂V)S = -(∂P/∂S)V (∂S/∂P)T = -(∂V/∂T)P (∂V/∂S)P = (∂T/∂P)S (∂S/∂V)T = (∂P/∂T)V ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A change in state involving a decrease in entropy can be spontaneous, only if It is exothermic It takes place at constant volume It takes place isothermally It is isenthalpic It is exothermic It takes place at constant volume It takes place isothermally It is isenthalpic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy change of the reaction, H₂O(liquid) H₂O(gas), is termed as the enthalpy of Vaporisation Solution Formation Formation Vaporisation Solution Formation Formation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A gas shows deviation from ideal behaviour at Low pressure and high temperature Low temperature and high pressure Low pressure and low temperature High temperature and high pressure Low pressure and high temperature Low temperature and high pressure Low pressure and low temperature High temperature and high pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The main feature of Carnot refrigeration cycle is that, it Accomplishes the reverse effect of the heat engine None of these Transfers heat from high temperature to low temperature Does not need the addition of external work for its functioning Accomplishes the reverse effect of the heat engine None of these Transfers heat from high temperature to low temperature Does not need the addition of external work for its functioning ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a reversible process ? None of these Solution of NaCl in water at 50°C Atmospheric pressure vaporisation of water at 100°C Expansion of an ideal gas against constant pressure None of these Solution of NaCl in water at 50°C Atmospheric pressure vaporisation of water at 100°C Expansion of an ideal gas against constant pressure ANSWER DOWNLOAD EXAMIANS APP
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