Chemical Engineering Thermodynamics The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by Increase in enthalpy corresponding to absorption of heat No change in enthalpy Decrease of entropy Decrease in enthalpy corresponding to evolution of heat Increase in enthalpy corresponding to absorption of heat No change in enthalpy Decrease of entropy Decrease in enthalpy corresponding to evolution of heat ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in An open system of constant composition A closed system of constant composition A closed system with changes in composition An open system with changes in composition An open system of constant composition A closed system of constant composition A closed system with changes in composition An open system with changes in composition 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 R log10 4 Cv log10 4 Cv loge 4 R loge 4 R log10 4 Cv log10 4 Cv loge 4 R loge 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Clayperon equation deals with the Temperature dependence of heat of phase transition Rate of change of vapour pressure with temperature Effect of an inert gas on vapour pressure Calculation of ΔF for spontaneous phase change Temperature dependence of heat of phase transition Rate of change of vapour pressure with temperature Effect of an inert gas on vapour pressure Calculation of ΔF for spontaneous phase change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fundamental principle of refrigeration is based on the __________ law of thermodynamics. Third Zeroth First Second Third Zeroth First Second ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The energy of activation of exothermic reaction is Very large compared to that for en-dothermic reaction Negative Not possible to predict Zero Very large compared to that for en-dothermic reaction Negative Not possible to predict Zero ANSWER DOWNLOAD EXAMIANS APP