BuyFind

Physical Chemistry

2nd Edition
Ball + 3 others
Publisher: Wadsworth Cengage Learning,
ISBN: 9781133958437
BuyFind

Physical Chemistry

2nd Edition
Ball + 3 others
Publisher: Wadsworth Cengage Learning,
ISBN: 9781133958437

Solutions

Chapter
Section
Chapter 8, Problem 8.51E
Textbook Problem

What is the pH of a hydrogen ion solution if an H electrode is connected to a MnO 4 / Mn 2 + half-cell with [ MnO 4 ] = 0.034 m and [ Mn 2 + ] = 0.288 m ? E = 1.200 V . Assume p H 2 = 1 bar .See Table 8.2 for E ° data.

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Chapter 8 Solutions

Physical Chemistry
Ch. 8 - For each of the following reactions, determine the...Ch. 8 - 8.12. On the left side of the equation , is...Ch. 8 - 8.13. Is the disproportionation reaction...Ch. 8 - A process requires 5.00102kJ of work to be...Ch. 8 - It takes 196kJ of work to raise a 20-kg mass...Ch. 8 - 8.16. If a calomel electrode is used instead of a...Ch. 8 - 8.17. If an SHE and an SCE were connected, what...Ch. 8 - 8.18. Determine and for each of the following...Ch. 8 - Determine E and G for each of the following...Ch. 8 - 8.20. A chemist proposes adding powdered zinc...Ch. 8 - A plumber solders a Cu pipe to an Fe pipe....Ch. 8 - Show that the unbalanced reaction...Ch. 8 - Using fG values, calculate E for the reaction...Ch. 8 - Conventional chemical wisdom states that metallic...Ch. 8 - 8.25. Under biochemical standard states, the...Ch. 8 - 8.26. Biological reactions are measured under...Ch. 8 - 8.27. The Nernst equation is written in the form...Ch. 8 - What is the Zn2+:Cu2+ ratio on a Daniell cell that...Ch. 8 - Determine the voltage of this unbalanced reaction...Ch. 8 - Determine the voltage of this reaction with the...Ch. 8 - The thermite reaction can act as the basis of an...Ch. 8 - A concentration cell has different concentrations...Ch. 8 - Determine E for the concentration cell whose net...Ch. 8 - Determine the ratio of molarities necessary to...Ch. 8 - a What is the equilibrium constant for the...Ch. 8 - Estimate E for this reaction at 450K:...Ch. 8 - 8.38. Estimate the temperature needed for the...Ch. 8 - 8.39. The temperature coefficient of the half cell...Ch. 8 - Use the data in Appendix 2 to estimate the...Ch. 8 - 8.41. Redo example 8.5 by correcting the entropies...Ch. 8 - Consider the following formation reaction for HI:...Ch. 8 - Determine the temperature coefficient for the...Ch. 8 - 8.44. Determine an expression for , the change in...Ch. 8 - 8.44. Derive equation 8.33. Ch. 8 - Determine the value of Kw electrochemically by...Ch. 8 - Determine the equilibrium constant for the...Ch. 8 - Determine Ksp for AgCl using electrochemical data.Ch. 8 - Determine Ksp for PbSO4 using electrochemical...Ch. 8 - What is the solubility product constant of Hg2Cl2,...Ch. 8 - What is the pH of a hydrogen ion solution if an H...Ch. 8 - What is the pH of solution phase of a hydrogen...Ch. 8 - Using the cell from Example 8.8, determine whether...Ch. 8 - What is the equilibrium concentration of Cl in a...Ch. 8 - What is the voltage for the half-reaction...Ch. 8 - The half-reaction below has an E of 0.105V:...Ch. 8 - The Gibbs-Donnan effect is a phenomenon that...Ch. 8 - Show that a can be written as n+mnn+n+nn, where m...Ch. 8 - What are the mean ionic molality and activity for...Ch. 8 - Determine ionic strengths for the following...Ch. 8 - What molality of NaCl is necessary to have the...Ch. 8 - The following table lists the approximate...Ch. 8 - Although it is not an ionic solute, a 1.00- molal...Ch. 8 - Calculate the molar enthalpy of formation of I(aq)...Ch. 8 - The entropy of formation of Mg2+(aq) is...Ch. 8 - Hydrofluoric acid, HF(aq), is a weak acid that is...Ch. 8 - Calculate fH[Cl(aq)] using...Ch. 8 - What is the standard enthalpy of solution of CaF2...Ch. 8 - Consider the data below: Ion fH,kJ/mol F(aq) 332.6...Ch. 8 - Determine H, S, and G for the dissolution...Ch. 8 - Verify the value and unit for equation 8.54.Ch. 8 - The mean activity coefficient for an aqueous...Ch. 8 - Human blood plasma is approximately 0.9NaCl. What...Ch. 8 - Under what conditions does the extended...Ch. 8 - Why do higher-charged ionic compounds demonstrate...Ch. 8 - Approximate the expected voltage for the following...Ch. 8 - a Explain why it is important to specify an...Ch. 8 - Is equation 8.40 supported by Table 8.3? Explain...Ch. 8 - Show that equation 8.61 gives units of amperes, a...Ch. 8 - a The salt NaNO3 can be thought of as...Ch. 8 - In a galvanic cell, determine whether I+ and I are...Ch. 8 - What is the estimated velocity for Cu2+ ions...Ch. 8 - Set up an expression that evaluates the force on...Ch. 8 - A Daniell cell is constructed with all standard...Ch. 8 - Ionic salts are composed of ions that can have...Ch. 8 - Calculate a the solubility product constant for...

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