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Given the Information that
and the further information that, among the several reactants and products, only CuY2- absorbs radiationat 750 nm, describe how Cu(II) could be used as an indicator for the photometric titration of Fe(III) with H2Y2-. Reaction:+ Fe3++ H2Y2-→ FeY- + 2H+.
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Chapter 14 Solutions
Principles of Instrumental Analysis
- Write the chemical equation and the expression for the equilibrium constant, and calculate Kb for the reaction of each of the following ions as a base. (a) sulfate ion (b) citrate ionarrow_forwardWrite the equation for the equilibrium constant (K) of the reaction studied in this exercise. 2CrO4 2−(aq)+2H+(aq)⇌Cr2O7 2−(aq)+H2O(l)arrow_forwardWrite the equilibrium constant expression for this reaction: CH₂OH(aq) + Cl (aq) CH₂Cl(aq) + OH (aq) 0 X Olo 믐arrow_forward
- Write the equilibrium constant expression for this reaction: 2 CH3COO (aq) + C₂H₂O₂(aq) → 0 CH₁O₂(aq)+2OH(aq) 10 Xarrow_forwardWrite the equilibrium constant expression for this reaction: 2 H* (aq)+C,O† (aq) → H,C,O,(aq) 0 X 8 Darrow_forwardA solution of hydrocyanic acid has an initial concentration of 5.0 x 103 mol/L. What are the concentrations of the ions at equilibrium, if K, = 4.9 x 10-10.arrow_forward
- Write the concentration equilibrium constant expression for this reaction. F¯(aq)+H₂O¹(aq) → HF (aq) + H₂O(l) 0 X Ś 00arrow_forwardGiven the two reactions 3. PbCl 2 (aq)⇌Pb 2+ (aq)+2Cl − (aq), K 3 = 1.80×10−10, and4. AgCl(aq)⇌Ag + (aq)+Cl − (aq), K 4 = 1.13×10−4,what is the equilibrium constant K final for the following reaction?PbCl 2 (aq)+2Ag + (aq)⇌2AgCl(aq)+Pb 2+ (aq)arrow_forwardWhat effects does temperature have on the equilibrium constant (Keq)arrow_forward
- Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage LearningChemistry for Engineering StudentsChemistryISBN:9781337398909Author:Lawrence S. Brown, Tom HolmePublisher:Cengage LearningChemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning
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