Chemical Engineering Thermodynamics Third law of thermodynamics is helpful in Prediction of the extent of a chemical reaction Calculating absolute entropies of substances at different temperature Both B and C Evaluating entropy changes of chemical reaction Prediction of the extent of a chemical reaction Calculating absolute entropies of substances at different temperature Both B and C Evaluating entropy changes of chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The temperature at the eutectic point of the system is the __________ temperature that can be attained in the system. Average Highest Lowest None of these Average Highest Lowest None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At the critical point of a substance The surface tension vanishes There is no distinction between liquid and vapour phases Liquid and vapour have the same density All of these The surface tension vanishes There is no distinction between liquid and vapour phases Liquid and vapour have the same density All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Translational kinetic energy of molecules of an ideal gas is proportional to (where, T = absolute temperature of the gas ) T 1/√T √T T² T 1/√T √T T² ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Partial molar free energy of an element A in solution is same as its Activity Activity co-efficient Chemical potential Fugacity Activity Activity co-efficient Chemical potential Fugacity ANSWER DOWNLOAD EXAMIANS APP
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
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