Chemical Engineering Thermodynamics Gibbs-Duhem equation relates composition in liquid phase and the __________ at constant temperature & pressure. Fugacity Partial pressure A, B, and C Activity co-efficient Fugacity Partial pressure A, B, and C Activity co-efficient ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics During Joule-Thomson expansion of gases None of these Temperature remains constant Entropy remains constant Enthalpy remains constant None of these Temperature remains constant Entropy remains constant Enthalpy remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction Both ΔH and ΔE are negative Only internal energy change (ΔE) is negative Enthalpy change is zero Only enthalpy change (ΔH) is negative Both ΔH and ΔE are negative Only internal energy change (ΔE) is negative Enthalpy change is zero Only enthalpy change (ΔH) is negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In a reversible process Tds = dE + dW DW - dE = Tds Tds - dW + dE >0 DE - dW = Tds Tds = dE + dW DW - dE = Tds Tds - dW + dE >0 DE - dW = Tds ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the heat of solution of an ideal gas in a liquid is negative, then its solubility at a given partial pressure varies with the temperature as Solubility is independent of temperature Solubility increases as temperature increases Solubility increases as temperature decreases Solubility increases or decreases with temperature depending on the Gibbs free energy change of solution Solubility is independent of temperature Solubility increases as temperature increases Solubility increases as temperature decreases Solubility increases or decreases with temperature depending on the Gibbs free energy change of solution ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Any substance above its critical temperature exists as Solid Saturated vapour Gas Liquid Solid Saturated vapour Gas Liquid ANSWER DOWNLOAD EXAMIANS APP