Chemical Engineering Thermodynamics A system is said to be at equilibrium, if the entropy of the system has reached __________ value. Zero None of these Minimum Maximum Zero None of these Minimum Maximum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change given by, ΔS = - nR ln (P₂/P₁), holds good for Heating of an ideal gas Expansion of a real gas Cooling of a real gas Reversible isothermal volume change Heating of an ideal gas Expansion of a real gas Cooling of a real gas Reversible isothermal volume change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Critical compressibility factor for all substances Are more or less constant (vary from 0.2 to 0.3) Vary as square of the absolute temperature None of these Vary as square of the absolute pressure Are more or less constant (vary from 0.2 to 0.3) Vary as square of the absolute temperature None of these Vary as square of the absolute pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Pick out the wrong statement pertaining to the decomposition of PCl5 represented by, PCl5 ⇋ PCl3 + Cl₂.Degree of dissociation of PCl5 will Decrease on addition of Cl₂ Decrease on increasing the pressure of the system None of these Increase on addition of an inert gas at constant pressure Decrease on addition of Cl₂ Decrease on increasing the pressure of the system None of these Increase on addition of an inert gas at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In polytropic process (PVn = constant), if n = 1; it means a/an __________ process. None of these Reversible Adiabatic Isothermal None of these Reversible Adiabatic Isothermal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Third law of thermodynamics is concerned with the Value of absolute entropy Direction of energy transfer None of these Energy transfer Value of absolute entropy Direction of energy transfer None of these Energy transfer ANSWER DOWNLOAD EXAMIANS APP
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