Chemistry: Atoms First
3rd Edition
ISBN: 9781259923142
Author: Burdge
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 18, Problem 18.124QP
A 9.00 × 102 mL amount of 0.200 M MgI2 solution was electrolyzed. As a result, hydrogen gas was generated at the cathode and iodine was formed at the anode. The volume of hydrogen collected at 26°C and 779 mmHg was 1.22 × 103 mL. (a) Calculate the charge in coulombs consumed in the process. (b) How long (in min) did the
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionChapter 18 Solutions
Chemistry: Atoms First
Ch. 18.1 - Permanganate ion and iodide ion react in basic...Ch. 18.1 - Use the half-reaction method to balance the...Ch. 18.1 - Use the half-reaction method to balance the...Ch. 18.1 - Prob. 18.1.1SRCh. 18.1 - MnO4 and C2O42 react in basic solution to form...Ch. 18.3 - A galvanic cell consists of an Mg electrode in a...Ch. 18.3 - Determine the overall cell reaction and Ecell (at...Ch. 18.3 - A galvanic cell with Ecell = 0.30 V can be...Ch. 18 - Balance the following redox equations by the...Ch. 18 - Balance the following redox equations by the...
Ch. 18 - In the first scene of the animation, when a zinc...Ch. 18 - What causes the change in the potential of the...Ch. 18 - Why does the color of the blue solution in the...Ch. 18 - Prob. 18.4VCCh. 18 - Define the following terms: anode, cathode, cell...Ch. 18 - Prob. 18.4QPCh. 18 - Prob. 18.5QPCh. 18 - What is a cell diagram? Write the cell diagram for...Ch. 18 - What is the difference between the half-reactions...Ch. 18 - Discuss the spontaneity of an electrochemical...Ch. 18 - Prob. 18.9QPCh. 18 - Prob. 18.10QPCh. 18 - Calculate the standard emf of a cell that uses...Ch. 18 - Prob. 18.12QPCh. 18 - Prob. 18.13QPCh. 18 - Consider the following half-reactions....Ch. 18 - Predict whether NO3 ions will oxidize Mn2+ to MnO4...Ch. 18 - Prob. 18.16QPCh. 18 - Prob. 18.17QPCh. 18 - Prob. 18.18QPCh. 18 - Prob. 18.19QPCh. 18 - Use the information m Table 2.1, and calculate the...Ch. 18 - Prob. 18.21QPCh. 18 - Prob. 18.22QPCh. 18 - Use the standard reduction potentials to find the...Ch. 18 - Calculate G and Kc for the following reactions at...Ch. 18 - Under standard state conditions, what spontaneous...Ch. 18 - Prob. 18.26QPCh. 18 - Balance (in acidic medium) the equation for the...Ch. 18 - Prob. 18.28QPCh. 18 - Prob. 18.29QPCh. 18 - Write the Nernst equation for the following...Ch. 18 - What is the potential of a cell made up of Zn/Zn2+...Ch. 18 - Calculate E, E, and G for the following cell...Ch. 18 - Calculate the standard potential of the cell...Ch. 18 - What is the emf of a cell consisting of a Pb2+/Pb...Ch. 18 - Prob. 18.35QPCh. 18 - Calculate the emf of the following concentration...Ch. 18 - What is a battery? Describe several types of...Ch. 18 - Explain the differences between a primary galvanic...Ch. 18 - Discuss the advantages and disadvantages of fuel...Ch. 18 - The hydrogen-oxygen fuel cell is described in...Ch. 18 - Calculate the standard emf of the propane fuel...Ch. 18 - What is the difference between a galvanic cell...Ch. 18 - Prob. 18.43QPCh. 18 - Calculate the number of grams of copper metal that...Ch. 18 - Prob. 18.45QPCh. 18 - Consider the electrolysis of molten barium...Ch. 18 - Prob. 18.47QPCh. 18 - Prob. 18.48QPCh. 18 - Prob. 18.49QPCh. 18 - How many faradays of electricity are required to...Ch. 18 - Calculate the amounts of Cu and Br2 produced in...Ch. 18 - Prob. 18.52QPCh. 18 - Prob. 18.53QPCh. 18 - A constant electric current flows for 3.75 h...Ch. 18 - What is the hourly production rate of chlorine gas...Ch. 18 - Chromium plating is applied by electrolysis to...Ch. 18 - The passage of a current of 0.750 A for 25.0 min...Ch. 18 - A quantity of 0.300 g of copper was deposited from...Ch. 18 - In a certain electrolysis experiment, 1.44 g of Ag...Ch. 18 - Prob. 18.60QPCh. 18 - Prob. 18.61QPCh. 18 - Prob. 18.62QPCh. 18 - Tarnished silver contains Ag2S. The tarnish can be...Ch. 18 - Prob. 18.64QPCh. 18 - For each of the following redox reactions, (i)...Ch. 18 - Prob. 18.66QPCh. 18 - Prob. 18.67QPCh. 18 - Prob. 18.68QPCh. 18 - Prob. 18.69QPCh. 18 - Prob. 18.70QPCh. 18 - Prob. 18.71QPCh. 18 - Prob. 18.72QPCh. 18 - Prob. 18.73QPCh. 18 - Prob. 18.74QPCh. 18 - A galvanic cell consists of a silver electrode in...Ch. 18 - Explain why chlorine gas can be prepared by...Ch. 18 - Prob. 18.77QPCh. 18 - Prob. 18.78QPCh. 18 - Prob. 18.79QPCh. 18 - Prob. 18.80QPCh. 18 - Prob. 18.81QPCh. 18 - Prob. 18.82QPCh. 18 - An acidified solution was electrolyzed using...Ch. 18 - Prob. 18.84QPCh. 18 - Consider the oxidation of ammonia....Ch. 18 - Prob. 18.86QPCh. 18 - Prob. 18.87QPCh. 18 - Prob. 18.88QPCh. 18 - Prob. 18.89QPCh. 18 - Prob. 18.90QPCh. 18 - Prob. 18.91QPCh. 18 - Prob. 18.92QPCh. 18 - An aqueous solution of a platinum salt is...Ch. 18 - Prob. 18.94QPCh. 18 - Prob. 18.95QPCh. 18 - Prob. 18.96QPCh. 18 - Prob. 18.97QPCh. 18 - A silver rod and a SHE are dipped into a saturated...Ch. 18 - Prob. 18.99QPCh. 18 - Prob. 18.100QPCh. 18 - The magnitudes (but not the signs) of the standard...Ch. 18 - Prob. 18.102QPCh. 18 - Given the standard reduction potential for Au3+ in...Ch. 18 - Prob. 18.104QPCh. 18 - Prob. 18.105QPCh. 18 - Prob. 18.106QPCh. 18 - Prob. 18.107QPCh. 18 - Prob. 18.108QPCh. 18 - Prob. 18.109QPCh. 18 - Prob. 18.110QPCh. 18 - Prob. 18.111QPCh. 18 - In recent years there has been much interest in...Ch. 18 - Prob. 18.113QPCh. 18 - Prob. 18.114QPCh. 18 - Prob. 18.115QPCh. 18 - Prob. 18.116QPCh. 18 - Prob. 18.117QPCh. 18 - A galvanic cell using Mg/Mg2+ and Cu/Cu2+...Ch. 18 - Prob. 18.119QPCh. 18 - Prob. 18.120QPCh. 18 - Lead storage batteries arc rated by ampere-hours,...Ch. 18 - Use Equations 14.10 and 18.3 to calculate the emf...Ch. 18 - Prob. 18.123QPCh. 18 - A 9.00 102 mL amount of 0.200 M MgI2 solution was...Ch. 18 - Prob. 18.125QPCh. 18 - Which of the components of dental amalgam...Ch. 18 - Calculate the equilibrium constant for the...Ch. 18 - Prob. 18.128QPCh. 18 - Prob. 18.129QPCh. 18 - Prob. 18.130QPCh. 18 - Prob. 18.131QP
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
- Chlorine, Cl2, is produced commercially by the electrolysis of aqueous sodium chloride. The anode reaction is 2Cl(aq)Cl2(g)+2e How long will it take to produce 2.00 kg of chlorine if the current is 5.00 102 A?arrow_forwardConsider the electrolysis of water in the presence of very dilute H2SO4. What species is produced at the anode? Atthe cathode? What are the relative amounts of the speciesproduced at the two electrodes?arrow_forwardAn electrolysis experiment is performed to determine the value of the Faraday constant (number of coulombs per mole of electrons). In this experiment, 28.8 g of gold is plated out from a AuCN solution by running an electrolytic cell for two hours with a current of 2.00 A. What is the experimental value obtained for the Faraday Constant?arrow_forward
- Assume the following electrochemical cell simulates the galvanic cell formed by copper and zinc in seawater at pH 7.90 and 25 C. Zn | Zn(OH)2(s) | OH(aq) || Cu(OH)2(s) | Cu(s) a. Write a balanced equation for the reaction that occurs at the cathode. b. Write a balanced equation for the reaction that occurs at the anode. c. Write a balanced chemical equation for the overall reaction. d. Determine the potential (in volts) of the cell.arrow_forwardThe cell potential of the following cell at 25C is 0.480 V. ZnZn2+(1M)H+(testsolution)H2(1atm)Pt What is the pH of the test solution?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
- Calcium metal can be obtained by the direct electrolysis of molten CaCl2, at a voltage of 3.2 V. (a) How many joules of electrical energy are required to obtain 12.0 1b of calcium? (b) What is the cost of the electrical energy obtained in (a) if electrical energy is sold at the rate of nine cents per kilowatt hour?arrow_forwardWhat is the standard cell potential you would obtain from a cell at 25C using an electrode in which Hg22+(aq) is in contact with mercury metal and an electrode in which an aluminum strip dips into a solution of Al3+(aq)?arrow_forwardCalculate the cell potential of a cell operating with the following reaction at 25C, in which [MnO4] = 0.010 M, [Br] = 0.010 M. [Mn2] = 0.15 M, and [H] = 1.0 M. 2MNO4(aq)+10Br(aq)+16H+(aq)2MN2(aq)+5Br2(l)+8H2O(l)arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
- Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage LearningChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
- Chemistry & Chemical ReactivityChemistryISBN:9781133949640Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage LearningChemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningGeneral 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 Learning
Chemistry: The Molecular Science
Chemistry
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:Cengage Learning
Chemistry
Chemistry
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry & Chemical Reactivity
Chemistry
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:Cengage Learning
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher: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
Electrolysis; Author: Tyler DeWitt;https://www.youtube.com/watch?v=dRtSjJCKkIo;License: Standard YouTube License, CC-BY