Van Laar equation deals with the activity co-efficients in (A) Binary solutions (B) Ternary solutions (C) Azeotropic mixture only (D) None of these

Van Laar equation deals with the activity co-efficients in (A) Binary solutions
(B) Ternary solutions
(C) Azeotropic mixture only
(D) None of these
by

1 Answer

Answer :

(A) Binary solutions
by

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An Azeotropic mixture is a __________ mixture. (A) Binary (B) Ternary (C) Constant boiling point (D) None of these

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Last Answer : (C) Constant boiling point

________ Equation predicts the activity co-efficient from experimental data. (A) Lewis-Randall (B) Margules (C) Van Laar (D) Both (B) & (C)

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Last Answer : (D) Both (B) & (C)

Which of the following equations is used for the prediction of activity co-efficient from experiments? (A) Van Laar equation (B) Margules equation (C) Wilson's equation (D) All (A), (B) and (C)

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Sides of equilateral-triangular co-ordinates (on which ternary liquid system is plotted) represent (A) A pure component (B) A binary mixture (C) A ternary mixture (D) Partially miscible ternary system

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The individual mass transfer co-efficients (moles/m2s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling? (A) Liquid side (B) Gas side (C) Interfacial (D) Both liquid and gas side

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