Chemical Engineering Thermodynamics Third law of thermodynamics is helpful in Calculating absolute entropies of substances at different temperature Evaluating entropy changes of chemical reaction Prediction of the extent of a chemical reaction Both B and C Calculating absolute entropies of substances at different temperature Evaluating entropy changes of chemical reaction Prediction of the extent of a chemical reaction Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The change in __________ is equal to the reversible work for compression in steady state flow process under isothermal condition. Enthalpy Helmholtz free energy Internal energy Gibbs free energy Enthalpy Helmholtz free energy Internal energy Gibbs free energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a constant pressure reversible process, the enthalpy change (ΔH) of the system is ∫Cv.dT Cp.dT Cv.dT ∫Cp.dT ∫Cv.dT Cp.dT Cv.dT ∫Cp.dT ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics As the temperature is lowered towards the absolute zero, the value of the quantity (∂ΔF/∂T) approaches None of these Unity Infinity Zero None of these Unity Infinity Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will Increase Remain unchanged Decrease First fall and then rise Increase Remain unchanged Decrease First fall and then rise ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In polytropic process (PVn = constant), if n = 1; it means a/an __________ process. Reversible Isothermal None of these Adiabatic Reversible Isothermal None of these Adiabatic ANSWER DOWNLOAD EXAMIANS APP
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