Chemical Engineering Thermodynamics Entropy change of mixing two liquid substances depends upon the Neither A nor B Both A and B Quantity (i.e. number of moles) Molar concentration Neither A nor B Both A and B Quantity (i.e. number of moles) Molar concentration ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The accentric factor of a materical, 'ω', is defined as ω = -log10(Prsat)Tr⁻¹ = 0.7, where, Prsat = reduced vapor pressure, Tr = reduced temperature. The value of accentric factor is always < 1 < 3 > 1 > 2 < 1 < 3 > 1 > 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Van Laar equation deals with the activity co-efficients in Binary solutions Ternary solutions Azeotropic mixture only None of these Binary solutions Ternary solutions Azeotropic mixture only None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In a reversible process DE - dW = Tds Tds = dE + dW DW - dE = Tds Tds - dW + dE >0 DE - dW = Tds Tds = dE + dW DW - dE = Tds Tds - dW + dE >0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances. This is the Statement of Vant-Hoff equation None of these Le-Chatelier's principle Lewis-Randall rule Statement of Vant-Hoff equation None of these Le-Chatelier's principle Lewis-Randall rule ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction Only internal energy change (ΔE) is negative Both ΔH and ΔE are negative Only enthalpy change (ΔH) is negative Enthalpy change is zero Only internal energy change (ΔE) is negative Both ΔH and ΔE are negative Only enthalpy change (ΔH) is negative Enthalpy change is zero ANSWER DOWNLOAD EXAMIANS APP