Chemical Engineering Thermodynamics Helmholtz free energy (A) is defined as A = H + TS A = E - TS None of these A = H - TS A = H + TS A = E - TS None of these A = H - TS ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics High pressure steam is expanded adiabati-cally and reversibly through a well insulated turbine, which produces some shaft work. If the enthalpy change and entropy change across the turbine are represented by ΔH and ΔS respectively for this process: Δ H = 0 and ΔS = 0 Δ H ≠ 0 and ΔS ≠ 0 Δ H = 0 and ΔS ≠ 0 Δ H ≠ 0 and ΔS = 0 Δ H = 0 and ΔS = 0 Δ H ≠ 0 and ΔS ≠ 0 Δ H = 0 and ΔS ≠ 0 Δ H ≠ 0 and ΔS = 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Number of components (C), phase (P) and degrees of freedom (F) are related by Gibbs phase rule as C = P - F + 2 P + F - C = 2 F = C - P - 2 P = F - C - 2 C = P - F + 2 P + F - C = 2 F = C - P - 2 P = F - C - 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The total change in the enthalpy of a system is independent of the None of these Number of intermediate chemical reactions involved State of combination and aggregation in the beginning and at the end of the reaction Pressure and temperature None of these Number of intermediate chemical reactions involved State of combination and aggregation in the beginning and at the end of the reaction Pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them. This is __________ law. Hess's Lavoisier and Laplace Kirchoff's None of these Hess's Lavoisier and Laplace Kirchoff's None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The value of Joule-Thomson co-efficient, in case where cooling occurs after the throttling process is ∞ +ve -ve ∞ +ve -ve ANSWER DOWNLOAD EXAMIANS APP