Chemical Engineering Thermodynamics The expression for entropy change given by, ΔS = nR ln (V₂/V₁) + nCv ln (T₂/T₁) is valid for Heating of a substance Simultaneous heating and expansion of an ideal gas Reversible isothermal volume change Cooling of a substance Heating of a substance Simultaneous heating and expansion of an ideal gas Reversible isothermal volume change Cooling of a substance ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat of formation of an element in its standard state is A function of pressure < 0 > 0 A function of pressure < 0 > 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Efficiency of a Carnot engine working between temperatures T₁ and T₂ (T₁ < T₂) is (T₂ - T₁)/T₂ (T₂ - T₁)/T₁ (T₁ - T₂)/T₁ (T₁ - T₂)/T₂ (T₂ - T₁)/T₂ (T₂ - T₁)/T₁ (T₁ - T₂)/T₁ (T₁ - T₂)/T₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy change of the reaction, H₂O(liquid) H₂O(gas), is termed as the enthalpy of Vaporisation Solution Formation Formation Vaporisation Solution Formation Formation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The reaction A (l) R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium, there are two phases, one a pure liquid phase of A and the other a vapor phase of A, R and S. Initially A alone is present. The number of degrees of freedom are 3 1 2 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor of a gas is Not a function of its pressure Not a function of its temperature Unity, if it follows PV = nRT Not a function of its nature Not a function of its pressure Not a function of its temperature Unity, if it follows PV = nRT Not a function of its nature ANSWER DOWNLOAD EXAMIANS APP
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