Vapor–liquid equilibrium - Quiz
A) x1 - x2 = 1 B) x1 * x2 = 1 C) x1 + x2 = 1 D) x1 / x2 = 1
A) Isotherm curve B) Equilibrium curve C) Bubble point curve D) Dew point curve
A) At the triple point B) Where the mixture becomes purely one component C) At the critical point D) At the azeotrope
A) Critical point B) Equilibrium point C) Triple point D) Azeotrope
A) Volume B) Mole fraction C) Pressure D) Temperature
A) Minimum-boiling azeotrope B) Critical azeotrope C) Equilibrium azeotrope D) Maximum-boiling azeotrope
A) As an equilateral triangle B) As a square C) As a pentagon D) As a circle
A) A mixture of the two components at each end of the edge B) The boiling point of each component C) The dew point of each component D) Pure components
A) To represent the three-dimensional curved surfaces B) To show the boiling points C) To display volume changes D) To indicate pressure changes
A) The mole fraction of the liquid at various temperatures B) The mole fraction of the vapor at various temperatures C) The boiling point D) The equilibrium point
A) The dew-point temperature always lies below the boiling-point temperature B) The dew-point temperature is unrelated to the boiling-point temperature C) The dew-point temperature is equal to the boiling-point temperature D) The dew-point temperature always lies above the boiling-point temperature
A) A mixture of two components B) The boiling point of a component C) The dew point of a component D) One of the pure components
A) It indicates the critical point B) It indicates the equilibrium point C) It indicates the triple point D) It indicates the azeotrope for that particular pair of substances
A) Dew point B) Critical temperature C) Boiling point of that component D) Azeotrope temperature
A) As curved surfaces inside a triangular prism B) As straight lines C) As circles D) As points
A) They intersect at multiple points B) They are parallel C) The bubble point curve lies above the dew point curve D) The dew point curve lies above the bubble point curve
A) One set for the bubble point surface and another set for the dew point surface B) To display volume changes C) To show the boiling points D) To indicate pressure changes
A) The boiling point and dew point temperatures are equal B) The mixture becomes purely one component C) The bubble point and dew point curves meet tangentially D) The mixture reaches equilibrium
A) Azeotrope temperature B) Dew point C) Critical temperature D) Boiling point
A) It is the dew point of the mixture B) It is the boiling point of the mixture C) It is the critical point of the mixture D) It is often expressed as a mole fraction
A) Pressure B) Mole fraction of component 1 (x1) C) Volume D) Temperature
A) They meet tangentially B) They do not intersect C) They are parallel D) They intersect at multiple points
A) The boiling point of each component B) The dew point of each component C) The composition of a mixture of all three components D) Pure components
A) ΔGi B) ΔH̄i C) ΔSi D) Ḡi
A) Chemical potential B) Viscosity C) Heat capacity D) Thermal conductivity
A) Equal temperatures in both phases B) Equal chemical potentials for each component in both phases C) Equal volumes in both phases D) Equal pressures in both phases
A) The partial molar Gibbs free energy in both phases B) The total Gibbs free energy in both phases C) The enthalpy in both phases D) The entropy in both phases
A) Filtration. B) Adsorption. C) Crystallization. D) Distillation.
A) α = (K_i / K_j) = ((y_i / x_i) / (y_j / x_j)) B) α = (P_i / P_j) = ((y_i / x_i) / (y_j / x_j)) C) α = (y_i * x_j) / (y_j * x_i) D) α = (x_i / y_i) / (x_j / y_j)
A) The Clausius–Clapeyron method. B) The McCabe–Thiele method. C) The Raoult's law method. D) The Dalton's law method.
A) Empirical data. B) Pure component data. C) Theoretical calculations. D) Ideal gas law. |
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