Chemical Engineering Thermodynamics The change in __________ is equal to the reversible work for compression in steady state flow process under isothermal condition. Enthalpy Helmholtz free energy Internal energy Gibbs free energy Enthalpy Helmholtz free energy Internal energy Gibbs free energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Critical compressibility factor for all substances None of these Vary as square of the absolute temperature Vary as square of the absolute pressure Are more or less constant (vary from 0.2 to 0.3) None of these Vary as square of the absolute temperature Vary as square of the absolute pressure Are more or less constant (vary from 0.2 to 0.3) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the reaction, C + O₂ → CO₂ ; ΔH = - 94 kcal. What is the heat content (enthalpy)of O₂? < - 94 kcal -94 kcal > -94 kcal Zero < - 94 kcal -94 kcal > -94 kcal Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Critical solution temperature (or the con-solute temperature) for partially miscible liquids (e.g., phenol-water) is the minimum temperature at which Mutual solubility of the two liquids shows a decreasing trend Two liquids are completely separated into two layers A homogeneous solution (say of phenol water) is formed None of these Mutual solubility of the two liquids shows a decreasing trend Two liquids are completely separated into two layers A homogeneous solution (say of phenol water) is formed None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cp of a gas at its critical temperature and pressure Equals 1 kcal/kmol °K Becomes infinity Equals 0.24 kcal/kmol °K Becomes zero Equals 1 kcal/kmol °K Becomes infinity Equals 0.24 kcal/kmol °K Becomes zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The thermodynamic law, PVy = constant, is not applicable in case of Free expansion of an ideal gas Adiabatic compression of a perfect gas Adiabatic expansion of steam in a turbine Ideal compression of air Free expansion of an ideal gas Adiabatic compression of a perfect gas Adiabatic expansion of steam in a turbine Ideal compression of air ANSWER DOWNLOAD EXAMIANS APP
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