Chemical Engineering Thermodynamics For multicomponent multiple phases to be in equilibrium at the same pressure and temperature, the __________ of each component must be same in all phases. Both A and B Fugacity Chemical potential Neither A nor B Both A and B Fugacity Chemical potential Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ does not change during phase transformation processes like sublimation, melting & vaporisation. Gibbs free energy All of these Entropy Internal energy Gibbs free energy All of these Entropy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics As the temperature is lowered towards the absolute zero, the value of ∂(ΔF)/∂T, then approaches Infinity Unity Zero That of the heat of reaction Infinity Unity Zero That of the heat of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not affected by temperature changes? Free energy None of these Fugacity Activity co-efficient Free energy None of these Fugacity Activity co-efficient ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigeration cycle Involves transfer of heat from low temperature to high temperature Violates second law of thermodynamics Neither A nor B Both A and B Involves transfer of heat from low temperature to high temperature Violates second law of thermodynamics Neither A nor B Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by No change in enthalpy Increase in enthalpy corresponding to absorption of heat Decrease of entropy Decrease in enthalpy corresponding to evolution of heat No change in enthalpy Increase in enthalpy corresponding to absorption of heat Decrease of entropy Decrease in enthalpy corresponding to evolution of heat ANSWER DOWNLOAD EXAMIANS APP
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