Chemical Engineering Thermodynamics At absolute zero temperature, all substances have the same Crystalline structure Heat capacity None of these Entropy Crystalline structure Heat capacity None of these Entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The ammonia synthesis reaction represented by N₂ + 3H₂ ⇋ 2NH₃ ; ΔH = - 22.4 kcal, is Exothermic Isothermal Adiabatic Endothermic Exothermic Isothermal Adiabatic Endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The molar excess Gibbs free energy, gE, for a binary liquid mixture at T and P is given by, (gE/RT) = A . x₁. x₂, where A is a constant. The corresponding equation for ln y₁, where y₁ is the activity co-efficient of component 1, is A . x₂² Ax₁ Ax₁² Ax₂ A . x₂² Ax₁ Ax₁² Ax₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What is the degree of freedom for two mis-cible (non-reacting) substances in vapor-liquid equilibrium forming an azeotrope? 2 1 3 2 1 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is 4988.4 4364.9 30554 10373 4988.4 4364.9 30554 10373 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is an undesirable characteristics of a refrigerant ? Its vapor pressure at the condenser temperature should be very high It should be non-explosive None of these It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils Its vapor pressure at the condenser temperature should be very high It should be non-explosive None of these It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils ANSWER DOWNLOAD EXAMIANS APP
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