Chemical Engineering Thermodynamics Entropy, which is a measure of the disorder of a system is Independent of temperature All of these Zero at absolute zero temperature for a perfect crystalline substance Independent of pressure Independent of temperature All of these Zero at absolute zero temperature for a perfect crystalline substance Independent of pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an irreversible process Tds = dE - dW = 0 Tds - dE + dW< 0 Tds - dT + dW< 0 DE - dW - Tds = 0 Tds = dE - dW = 0 Tds - dE + dW< 0 Tds - dT + dW< 0 DE - dW - Tds = 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following will increase the volume of a real gas by four times ? Reducing the temperature to half and doubling the pressure Reducing temperature to one fourth at constant pressure Reducing pressure to one fourth at constant temperature Doubling the absolute temperature as well as pressure of the gas Reducing the temperature to half and doubling the pressure Reducing temperature to one fourth at constant pressure Reducing pressure to one fourth at constant temperature Doubling the absolute temperature as well as pressure of the gas 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 Compound having large heat of formation is Either more or less stable ; depends on the compound Not at all stable (like nascent O₂) More stable Less stable Either more or less stable ; depends on the compound Not at all stable (like nascent O₂) More stable Less stable ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change Under reversible isothermal volume change With pressure changes at constant temperature During heating of an ideal gas During cooling of an ideal gas Under reversible isothermal volume change With pressure changes at constant temperature During heating of an ideal gas During cooling of an ideal gas ANSWER DOWNLOAD EXAMIANS APP
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