Chemistry
3rd Edition
ISBN: 9780073402734
Author: Julia Burdge
Publisher: MCGRAW-HILL HIGHER EDUCATION
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 19, Problem 33QP
Referring to the arrangement in Figure 19.1, calculate the [Cu2-)/(Zn2-] ratio at which the following reaction is spontaneous at
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionChapter 19 Solutions
Chemistry
Ch. 19.1 - Prob. 1PPACh. 19.1 - Prob. 1PPBCh. 19.1 - Prob. 1PPCCh. 19.1 - Which of the following equations does not...Ch. 19.1 - MuO 4 and C 2 O react in basic solution to form...Ch. 19.2 - Practice ProblemATTEMPT Determine the overall cell...Ch. 19.2 - Practice Problem BUILD
A galvanic cell with V can...Ch. 19.2 - Prob. 1PPCCh. 19.3 - Prob. 1PPACh. 19.3 - Practice ProblemBUILD Would it be safer to store a...
Ch. 19.3 - Practice ProblemCONCEPTUALIZE A piece of nickel...Ch. 19.3 - Calculate E cell o at 25°C for a galvanic cell...Ch. 19.3 - 19.3.2 Calculate at for a galvanic cell made of a...Ch. 19.3 - 19.3.3 What redox reaction, if any. will occur at ...Ch. 19.3 - What redox reaction, if any. will occur at 25°C...Ch. 19.4 - Practice Problem ATTEMPT
Calculate for the...Ch. 19.4 - Practice ProblemBUILD The hydrazinium ion, N 2 H 5...Ch. 19.4 - Practice Problem CONCEPTUALIZE
Which of the...Ch. 19.4 - Calculate K at 25°C for the following reaction: Fe...Ch. 19.4 - 19.4.2 Calculate for the following reaction:
Ch. 19.5 - Practice ProblemATTEMPT Calculate the equilibrium...Ch. 19.5 - Practice Problem BUILD
Like equilibrium constants....Ch. 19.5 - Practice ProblemCONCEPTUALIZE Which of the...Ch. 19.5 - Calculate E at 25°C for a galvanic cell based on...Ch. 19.5 - 19.5.2 Calculate the cell potential at of a...Ch. 19.5 - 19.5.3 Calculate for a galvanic cell based on the...Ch. 19.5 - 19.5.4 Which of these would cause an increase in...Ch. 19.5 - 19.5.5 Determine the initial value of under the...Ch. 19.5 - Which of the following would cause a decrease in...Ch. 19.6 - Practice ProblemATTEMPT Will the following...Ch. 19.6 - Prob. 1PPBCh. 19.6 - Prob. 1PPCCh. 19.7 - Prob. 1PPACh. 19.7 - Prob. 1PPBCh. 19.7 - Practice Problem CONCEPTUALIZE
When the circuit in...Ch. 19.7 - 19.7.1 In the electrolysis of molten , a current...Ch. 19.7 - 19.7.2 How long will a current of 0.995 A need to...Ch. 19.7 - The diagram shows an electrolytic cell being...Ch. 19.8 - Practice Problem ATTEMPT
A constant current of...Ch. 19.8 - Practice Problem BUILD
A constant current is...Ch. 19.8 - Practice ProblemCONCEPTUALIZE The diagram on the...Ch. 19 - How much copper metal can be produced by...Ch. 19 - What mass of cadmium will be produced by...Ch. 19 - Of the following aqueous solutions, identify the...Ch. 19 - 19.4
When a current of 5.22 A is applied over 3.50...Ch. 19 - Balance the following redox equations by the...Ch. 19 - Balance the following redox equations by the...Ch. 19 - Define the following terms: anode, cathode, cell...Ch. 19 - 19.4 Describe the basic features of a galvanic...Ch. 19 - 19.5 What is the function of a salt bridge? What...Ch. 19 - What is a cell diagram? Write the cell diagram for...Ch. 19 - What is the difference between the half-reactions...Ch. 19 - Discuss the spontaneity of an electrochemical...Ch. 19 - After operating a Daniell cell (see Figure 19.1)...Ch. 19 - 19.10 Calculate the standard emf of a cell that...Ch. 19 - Calculate the standard emf of a cell that uses...Ch. 19 - Predict whether Fe 3+ can oxidize I - to I 2 under...Ch. 19 - 19.13 Which of the following reagents can oxidize ...Ch. 19 - 19.14 Consider the following...Ch. 19 - Predict whether the following reactions would...Ch. 19 - 19.16 Which species in each pair is a better...Ch. 19 - Which species in each pair is a better reducing...Ch. 19 - 19.18 Use the information in Table 2.1, and...Ch. 19 - Write the equations relating Δ G ° and K to the...Ch. 19 - Prob. 20QPCh. 19 - What is the equilibrium constant for the following...Ch. 19 - 19.22 The equilibrium constant for the...Ch. 19 - Use the standard reduction potentials to find the...Ch. 19 - Calculate △ G ° and K c for the following...Ch. 19 - Under standard-state conditions, what spontaneous...Ch. 19 - Given that E ° = 0.52 V for the reduction Cu + ( a...Ch. 19 - Write the Nernst equation, and explain all the...Ch. 19 - Write the Nernst equation for the following...Ch. 19 - What is the potential of a cell made up of Zn/Zn...Ch. 19 - 19.30 Calculate for the following cell...Ch. 19 - 19.31 Calculate the standard potential of the cell...Ch. 19 - 19.32 What is the emf of a cell consisting of a ...Ch. 19 - 19.33 Referring to the arrangement in Figure 19.1,...Ch. 19 - Calculate the emf of the following concentration...Ch. 19 - 19.35 What is a battery? Describe several types of...Ch. 19 - 19.36 Explain the differences between a primary...Ch. 19 - Discuss the advantages and disadvantages of fuel...Ch. 19 - 19.38 The hydrogen-oxygen fuel cell is described...Ch. 19 - Calculate the standard emf of the propane fuel...Ch. 19 - 19.40 What is the difference between a galvanic...Ch. 19 - 19.41 What is Faraday’s contribution to...Ch. 19 - Prob. 42QPCh. 19 - 19.43 The half-reaction at an electrode...Ch. 19 - Consider the electrolysis of molten barium...Ch. 19 - Prob. 45QPCh. 19 - 19.46 If the cost of electricity to produce...Ch. 19 - 19.47 One of the half-reactions for the...Ch. 19 - 19.48 How many faradays of electricity are...Ch. 19 - Calculate the amounts of Cu and Br 2 produced in...Ch. 19 - 19.50 In the electrolysis of an aqueous solution....Ch. 19 - 19.51 A steady current was passed through molten ...Ch. 19 - 19.52 A constant electric current flows for 3.75 h...Ch. 19 - What is the hourly production rate of chlorine gas...Ch. 19 - Chromium plating is applied by electrolysis to...Ch. 19 - 19.55 The passage of a current of 0.750 A for 25.0...Ch. 19 - A quantity of 0.300 g of copper was deposited from...Ch. 19 - 19.57 In a certain electrolysis experiment. 1.44 g...Ch. 19 - One of the half-reactions for the electrolysis of...Ch. 19 - Prob. 59QPCh. 19 - 'Galvanized iron舡 is steel sheet that has been...Ch. 19 - 19.61 Tarnished silver contains . The tarnish can...Ch. 19 - Prob. 62QPCh. 19 - For each of the following redox reactions, (i)...Ch. 19 - The oxidation of 25.0 mL of a solution containing...Ch. 19 - Prob. 65APCh. 19 - Prob. 66APCh. 19 - 19.67 The concentration of a hydrogen peroxide...Ch. 19 - Equations 18.10 and 19.3 to calculate the emf...Ch. 19 - Based on the following standard reduction...Ch. 19 - Complete the following table. State whether the...Ch. 19 - 19.71 From the following information, calculate...Ch. 19 - Consider a galvanic cell composed of the SHE and a...Ch. 19 - A galvanic cell consists of a silver electrode in...Ch. 19 - 19.74 Calculate the equilibrium constant for the...Ch. 19 - 19.75 Calculate the emf of the following...Ch. 19 - 19.76 The cathode reaction in the Leclanché cell...Ch. 19 - Prob. 77APCh. 19 - Prob. 78APCh. 19 - 19.79 A piece of magnesium metal weighing 1.56 g...Ch. 19 - Prob. 80APCh. 19 - Prob. 81APCh. 19 - In a certain electrolysis experiment involving Al...Ch. 19 - 19.83 Consider the oxidation of ammonia:
(a)...Ch. 19 - When an aqueous solution containing gold(III) salt...Ch. 19 - Prob. 85APCh. 19 - Prob. 86APCh. 19 - 19.87 Given that:
calculate and K for the...Ch. 19 - Fluorine ( F 2 ) is obtained by the electrolysis...Ch. 19 - A 300-mL solution of NaCl was electrolyzed for...Ch. 19 - A piece of magnesium ribbon and a copper wire are...Ch. 19 - An aqueous solution of a platinum salt is...Ch. 19 - Consider a galvanic cell consisting of a magnesium...Ch. 19 - Use the data in Table 19.1 to show that the...Ch. 19 - Consider the Daniell cell in Figure 19.1. When...Ch. 19 - 19.95 Explain why most useful galvanic cells give...Ch. 19 - Prob. 96APCh. 19 - 19.97 Zinc is an amphoteric metal; that is, it...Ch. 19 - Use the data in Table 19.1 to determine whether or...Ch. 19 - The magnitudes (but not the signs) of the standard...Ch. 19 - A galvanic cell is constructed as fellows. One...Ch. 19 - Given the standard reduction potential for A u 3+...Ch. 19 - Prob. 102APCh. 19 - Prob. 103APCh. 19 - A galvanic cell using Mg/Mg 2+ and Cu/Cu 2+...Ch. 19 - Prob. 105APCh. 19 - Prob. 106APCh. 19 - Prob. 107APCh. 19 - Prob. 108APCh. 19 - Prob. 109APCh. 19 - 19.110 Explain why chlorine gas can be prepared by...Ch. 19 - Prob. 111APCh. 19 - Prob. 112APCh. 19 - Prob. 113APCh. 19 - 19.114 To remove the tarnish on a silver spoon, a...Ch. 19 - 19.115 A construction company is installing an...Ch. 19 - Prob. 116APCh. 19 - Lead storage batteries are rated by ampere-hours,...Ch. 19 - Prob. 118APCh. 19 - Prob. 119APCh. 19 - Prob. 120APCh. 19 - Prob. 121APCh. 19 - Prob. 122APCh. 19 - Prob. 123APCh. 19 - Prob. 124APCh. 19 - Prob. 125APCh. 19 - 19.126 The zinc-air battery shows much promise for...Ch. 19 - 19.127 A current of 6,00 A passes through an...Ch. 19 - 19.128 solution was electrolyzed. As a result,...Ch. 19 - Prob. 129APCh. 19 - A galvanic cell is constructed by immersing a...Ch. 19 - A galvanic cell is constructed by immersing a...Ch. 19 - A galvanic cell is constructed by immersing a...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- An aqueous solution of an unknown salt of gold is electrolyzed by a current of 2.75 amps for 3.39 hours. The electroplating is carried out with an efficiency of 93.0%, resulting in a deposit of 21.221 g of gold. a How many faradays are required to deposit the gold? b What is the charge on the gold ions (based on your calculations)?arrow_forwardCopper(I) ion disproportionates to copper metal and copper(ll) ion. (See Study Question 99.) 2 Cu+(aq) Cu(s) + Cu2 + (aq) (a) What two half-reactions make up the disproportionation reaction? (b) Use values of the standard reduction potentials for the two half-reactions in part (a) to determine whether this disproportionation reaction is product-favored at equilibrium. (c) What is the equilibrium constant for this reaction? If you have a solution that initially contains 0.10 mol of Cu+ in 1.0 L of water, what are the concentrations of Cu+ and Cu2+ at equilibrium?arrow_forwardGiven the following two standard reduction potentials, solve for the standard reduction potential of the half-reaction M3++eM2+ (Hint: You must use the extensive property G to determine the standard reduction potential.)arrow_forward
- A constant current of 1.25 amp is passed through an electrolytic cell containing a 0.050 M solution of CuSO4 and a copper anode and a platinum cathode until 3.00 g of copper is deposited. a How long does the current flow to obtain this deposit? b What mass of silver would be deposited in a similar cell containing 0.15 M Ag+ if the same amount of current were used?arrow_forwardAn electrode is prepared by dipping a silver strip into a solution saturated with silver thiocyanate, AgSCN, and containing 0.10 M SCN . The cell potential of the voltaic cell constructed by connecting this electrode as the cathode to the standard hydrogen half-cell as the anode is 0.45 V. What is the solubility product of silver thiocyanate?arrow_forwardCalculate the cell potential of a cell operating with the following reaction at 25C, in which [Cr2O32] = 0.020 M, [I] = 0.015 M, [Cr3+] = 0.40 M, and [H+] = 0.60 M. Cr2O72(aq)+6I(aq)+14H+(aq)2Cr3+(aq)+3I2(s)+7H2O(l)arrow_forward
- When copper reacts with nitric acid, a mixture of NO(g) and NO2(g) is evolved. The volume ratio of the two product gases depends on the concentration of the nitric acid according to the equilibrium 2H+(aq)+2NO3(aq)+NO(g)3NO2(g)+H2O(l) Consider the following standard reduction potentials at 25C: a. Calculate the equilibrium constant for the above reaction. b. What concentration of nitric acid will produce a NO and NO2 mixture with only 0.20% NO2 (by moles) at 25C and 1.00 atm? Assume that no other gases are present and that the change in acid concentration can be neglected.arrow_forwardBromine is obtained from brine wells. The process involves treating water containing bromide ion with Cl2 and extracting the Br2 from the solution using an organic solvent. Write a balanced equation for the reaction of Cl2 and Br. What are the oxidizing and reducing agents in this reaction? Using the table of standard reduction potentials (Appendix M), verify that this is a product-favored reaction at equilibrium.arrow_forwardThe black silver sulfide discoloration of silverware can be removed by heating the silver article in a sodium carbonate solution in an aluminum pan. The reaction is 3Ag2S(s)+2Al(s)6Ag(s)+3S2(aq)+2Al3+(aq) a. Using data in Appendix 4, calculate G, K, and for the above reaction at 25C. [For Al3+(aq), Gf = 480. kJ/mol.] b. Calculate the value of the standard reduction potential for the following half-reaction: 2e+Ag2S(s)2Ag(s)+S2(aq)arrow_forward
- Consider the following reduction potentials: Co3++ 3e Co = 1.26 V Co2++ 2e Co = 0.28 V a. When cobalt metal dissolves in 1.0 M nitric acid, will Co3+ or Co2+ be the primary product (assuming standard conditions)? b. Is it possible to change the concentration of HNO3 to get a different result in part a? Concentrated HNO3 is about 16 M.arrow_forwardConsider the following cell reaction at 25C. 2Cr(s)+3Fe2+(aq)2Cr3+(aq)+3Fe(s) Calculate the standard cell potential of this cell from the standard electrode potentials, and from this obtain G for the cell reaction. Use data in Appendix C to calculate H; note that Cr(H2O)63+(aq) equals Cr3+(aq). Use these values of H and G to obtain S for the cell reaction.arrow_forwardCalculate the standard free-energy change at 25C for the following reaction. 3Cu(s)+2NO3(aq)+8H(aq)3Cu2+(aq)+2NO(g)+4H2O(l) Use standard electrode potentials.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- General Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher:Cengage LearningChemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage LearningChemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage Learning
- ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage LearningChemistry: An Atoms First ApproachChemistryISBN:9781305079243Author:Steven S. Zumdahl, Susan A. ZumdahlPublisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...
Chemistry
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Cengage Learning
Chemistry: Principles and Practice
Chemistry
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Cengage Learning
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:Cengage Learning
Chemistry
Chemistry
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry: An Atoms First Approach
Chemistry
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Cengage Learning
Balancing Redox Reactions in Acidic and Basic Conditions; Author: Professor Dave Explains;https://www.youtube.com/watch?v=N6ivvu6xlog;License: Standard YouTube License, CC-BY