Chemical Engineering Thermodynamics The internal energy of an ideal gas is a function of its __________ only. Volume Molecular size Pressure Temperature Volume Molecular size Pressure Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Simultaneous pressure & temperature change Heating Cooling Both B and C Simultaneous pressure & temperature change Heating Cooling Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics As the temperature is lowered towards the absolute zero, the value of ∂(ΔF)/∂T, then approaches That of the heat of reaction Infinity Unity Zero That of the heat of reaction Infinity Unity Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics During a reversible isothermal expansion of an ideal gas, the entropy change is -ve ∞ +ve -ve ∞ +ve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For the gaseous phase chemical reaction, C₂H₄(g) + H₂O(g) ⟷ C₂H₅OH(g), the equilibrium conversion does not depend on the Steam to ethylene ratio Temperature Pressure None of these Steam to ethylene ratio Temperature Pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The unity of Planck's constant 'h' in the equation, E = hv is J/s Kmol/J J.S J/kmol J/s Kmol/J J.S J/kmol ANSWER DOWNLOAD EXAMIANS APP