(21) Consider the equilibria below and choose the statement that is NOT true. C₂04² (aq) + H3O+ H₂O(1) + HC₂O4 (aq) Fe³(aq) + C₂04² (aq) [Fe(C₂O4)3] (aq) (A)) Kb = 6.7 x 10-11 K = 2 x 10²0 The second equilibrium will be shifted left by the addition of acid The first equilibrium will be shifted left by the addition of (B) Fe³(aq) (0) Neither equilibrium will be affected if the solutions are buffered to a pH = 7.00 (D) The second equilibrium heavily favors the products (E) The first equilibrium heavily favors the reactants

(21) Consider the equilibria below and choose the statement that is NOT true. C₂04² (aq) + H3O+ H₂O(1) + HC₂O4 (aq) Fe³(aq) + C₂04² (aq) [Fe(C₂O4)3] (aq) (A)) Kb = 6.7 x 10-11 K = 2 x 10²0 The second equilibrium will be shifted left by the addition of acid The first equilibrium will be shifted left by the addition of (B) Fe³(aq) (0) Neither equilibrium will be affected if the solutions are buffered to a pH = 7.00 (D) The second equilibrium heavily favors the products (E) The first equilibrium heavily favors the reactants

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

(21)
Consider the equilibria below and choose the statement that is NOT true.
C₂04² (aq) + H3O+ H₂O(1) + HC₂O₂ (aq) Kb = 6.7 x 10-¹¹
Fe³+ (aq) + C₂04² (aq) = [Fe(C₂O4)3]³(aq)
K = 2 x 1020
(A)
The second equilibrium will be shifted left by the addition
of acid
The first equilibrium will be shifted left by the addition of
Fe³+ (aq)
Neither equilibrium will be affected if the solutions are
buffered to a pH = 7.00
(D) The second equilibrium heavily favors the products
(E) The first equilibrium heavily favors the reactants

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