Generl Chem Looself&mod Mst/et&stdy Crd Pkg, 11/e
1st Edition
ISBN: 9780134646534
Author: Petrucci
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Question
Chapter 19, Problem 34E
Interpretation Introduction
Interpretation:
The value of E0 MoO2/Mo3+ should be determined.
Concept introduction:
In the special case in which the reactants and products are in their standard states; the standard Gibbs energy change per mole of reaction is given by the following relation:
Here, z is number of electrons transferred, F is Faraday’s constant and
For a reaction, the Gibbs free energy can also be calculated as follows:
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Use standard thermodynamic data to calculate G at 298.15 K for the following reaction, assuming that all gases have a pressure of 20.46 mm Hg.2NO(g) + O2(g)2NO2(g) G = ______kJ/mol
Acetylene gas, C2H21g2, is used in welding. What is the maximum amount of useful work that can be accomplished under standard conditions by this reaction?
If an iron rod initially at 28.7°C comes into thermal contact with an identical rod at 65.9°C, what will be the final temperature of both rods at equilibrium?
Chapter 19 Solutions
Generl Chem Looself&mod Mst/et&stdy Crd Pkg, 11/e
Ch. 19 - From the observations listed, estimate the value...Ch. 19 - You must estimate E for e half-cell reaction...Ch. 19 - Ecol=0.201V for the reaction...Ch. 19 - Ascorbic acid ( C6H6C6 , also commonly known as...Ch. 19 - Given that Ecol for the aluminum-air batter is...Ch. 19 - The theoretical Ecol for the methane-oxygen fuel...Ch. 19 - The following sketch is of a voltaic cell...Ch. 19 - Given these half-cell reactions and associated...Ch. 19 - Prob. 9ECh. 19 - Use standard reduction potentials to predict which...
Ch. 19 - Assume that all reactants and products are in...Ch. 19 - For the readuction half-cell reactions...Ch. 19 - Use date from Table 19.1 to predict whether, to...Ch. 19 - Prob. 14ECh. 19 - Dihromate ion (C2I72-) in acidic solution is a...Ch. 19 - Prob. 16ECh. 19 - Prob. 17ECh. 19 - Predict whether, to any significant extent. a....Ch. 19 - Write cell reactions for the electrochemical cells...Ch. 19 - Write the half-cell reactions and the balanced...Ch. 19 - Prob. 21ECh. 19 - In each of the following examples, sketch a...Ch. 19 - Use the data in Appendix D to calculate the...Ch. 19 - Write a cell diagram and call diagram the value of...Ch. 19 - Determine the values of tG for the following...Ch. 19 - Prob. 26ECh. 19 - Prob. 27ECh. 19 - Consider the voltaic cell below....Ch. 19 - Prob. 29ECh. 19 - Prob. 30ECh. 19 - Prob. 31ECh. 19 - The theoretical voltage of the aluminum-air...Ch. 19 - Prob. 33ECh. 19 - Prob. 34ECh. 19 - Prob. 35ECh. 19 - Prob. 36ECh. 19 - Prob. 37ECh. 19 - Use the Nernst equation and data from Appendix D...Ch. 19 - Prob. 39ECh. 19 - Prob. 40ECh. 19 - If [Zn2+] is maintained at 1.0 M, a. what the...Ch. 19 - Prob. 42ECh. 19 - Prob. 43ECh. 19 - Prob. 44ECh. 19 - Consider the voltaic cell Mg Mg(s)Mg2+ (satd Mg2(...Ch. 19 - Prob. 46ECh. 19 - For the voltaic cell,...Ch. 19 - For the voltaic cell,...Ch. 19 - Prob. 49ECh. 19 - Derive e balanced equation for the reaction...Ch. 19 - Prob. 51ECh. 19 - Prob. 52ECh. 19 - Prob. 53ECh. 19 - Prob. 54ECh. 19 - Prob. 55ECh. 19 - Prob. 56ECh. 19 - Prob. 57ECh. 19 - Prob. 58ECh. 19 - Refer to Figure 19-20, . end describe en words or...Ch. 19 - Prob. 60ECh. 19 - Natural gas transmission pipes are sometimes...Ch. 19 - Prob. 62ECh. 19 - How many gram of metal are deposited at the...Ch. 19 - A quantity of electric charge brings about the...Ch. 19 - Which of the blowing reactions occur spontaneously...Ch. 19 - An aqueous solution of K2SO4 , is electrolyzed by...Ch. 19 - Prob. 67ECh. 19 - Prob. 68ECh. 19 - Calculate the quantity indicated for each of the...Ch. 19 - Calculate the quantity indicated for each of the...Ch. 19 - Prob. 71ECh. 19 - Prob. 72ECh. 19 - Prob. 73ECh. 19 - A solution containing a mixture of a platinum(H)...Ch. 19 - Prob. 75IAECh. 19 - Suppose that a fully charged lead-acid battery...Ch. 19 - Prob. 77IAECh. 19 - For the half-cell reaction...Ch. 19 - Prob. 79IAECh. 19 - Prob. 80IAECh. 19 - Describe a laboratory experiment that you co...Ch. 19 - Prob. 82IAECh. 19 - Prob. 83IAECh. 19 - Prob. 84IAECh. 19 - Prob. 85IAECh. 19 - Prob. 86IAECh. 19 - Prob. 87IAECh. 19 - A common reference electrode consists of a silver...Ch. 19 - The electrodes in the following electrochemical...Ch. 19 - Prob. 90IAECh. 19 - Prob. 91IAECh. 19 - A solution is prepared by saturating 1000 mL of...Ch. 19 - Prob. 93IAECh. 19 - Prob. 94IAECh. 19 - Prob. 95IAECh. 19 - Prob. 96IAECh. 19 - Prob. 97IAECh. 19 - Prob. 98IAECh. 19 - Prob. 99IAECh. 19 - Prob. 100IAECh. 19 - Consider the following electrochemical cell:...Ch. 19 - Prob. 102FPCh. 19 - Prob. 103FPCh. 19 - Prob. 104FPCh. 19 - Prob. 105FPCh. 19 - Consider two cells involving two metals X and Y...Ch. 19 - Prob. 107FPCh. 19 - Prob. 108FPCh. 19 - Some electrochemical cells employ large biological...Ch. 19 - Prob. 110FPCh. 19 - Prob. 111SAECh. 19 - Prob. 112SAECh. 19 - Explain the important distinctions between each...Ch. 19 - Prob. 114SAECh. 19 - Prob. 115SAECh. 19 - Prob. 116SAECh. 19 - Prob. 117SAECh. 19 - The gas evolved at e anode when K2SO4(aq) is...Ch. 19 - Prob. 119SAECh. 19 - Prob. 120SAECh. 19 - Prob. 121SAECh. 19 - The following voltaic cell registers an...Ch. 19 - Prob. 123SAECh. 19 - For each of the following combination of...Ch. 19 - Prob. 125SAECh. 19 - Prob. 126SAECh. 19 - Prob. 127SAECh. 19 - Construct a concept map illustrating the...
Knowledge Booster
Similar questions
- Hydrazine, N2H4, can be used as the reducing agent in a fuel cell. N2H4(aq) + O2(aq) N2(g) + 2 H2O () (a) If rG for the reaction is 598 kJ, calculate the valueof E expected for the reaction. (b) Suppose the equation is written with all coefficients doubled. Determine rG and E for this new reaction.arrow_forwardWhen magnesium metal is added to a beaker of HCl(aq), a gas is produced. Knowing that magnesium is oxidized and that hydrogen is reduced, write the balanced equation for the reaction. How many electrons are transferred in the balanced equation? What quantity of useful work can be obtained when Mg is added directly to the beaker of HCl? How can you harness this reaction to do useful work?arrow_forwardCalcium 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_forward
- Tungsten is usually produced by the reduction of WO3 with hydrogen: WO3(s)+3H2(g)W(s)+3H2O(g) Consider the following data: WO3(s) H2O(g) Hf(kJ/mol) 839.9 241.8 Gf(kJ/mol) 7631 228.6 a It K 1 or 1 at 25C? Explain your answer. b What is the value of S at 25C? c What is the temperature at which G equals zero for this reaction at 1 atm pressure? d What is the driving force of this reaction?arrow_forwardUse the standard free energy of formation data in Appendix G to determine the free energy change for each of the following reactions, which are run under standard state conditions and 25 C. Identify each as either spontaneous or nonspontaneous at these conditions. (a) MnO2(s)Mn(s)+O2(g) (b) H2(g)+Br2(l)2HBr(g) (c) Cu(s)+S(g)CuS(s) (d) 2LiOH(s)+CO2(g)Li2CO3(s)+H2O(g) (e) CH4(g)+O2(g)C(s,graphite)+2H2O(g) (f) CS2(g)+3Cl2(g)CCl4(g)+S2Cl2(g)arrow_forwardCalculate E°, G°, and K at 25°C for the reaction 3Mn2+(aq)+2MnO4(aq)+2H2O5MnO2(s)+4H+(aq)arrow_forward
- Calculate E°, G°, and K at 25°C for the reaction 3MnO4(aq)+4H+(aq)+Cl2(g)2Mn2+(aq)+2ClO3(aq)+2H2Oarrow_forwardThe standard potential, E, for the reaction of Zn(s) and Cl2(g) is +2.12 V. What is the standard free energy change, rG, for the reaction?arrow_forwardIt is thermodynamically favorable for methane to autoigniteand burn at room temperature, but this does not occur.Explain.arrow_forward
- Consider the reactionI2(g) + Cl2(g)2ICl(g)Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K.arrow_forwardGiven the thermodynamic data below, calculate the value of the equilibrium constant for the reaction shown at 25.0ºCN₂ (g) + O₂ (g) ⇄ 2 NO (g)ΔHº = 180.50 kJΔSº = 24.77 J/KK = ____ at 25.0ºCarrow_forwardFor the reduction of silver with hydrogen: 2Ag+(aq) + H2(g) 2H+(aq) + 2Ag(s) Given the thermodynamic data in the table, what is the standard change in Gibbs free energy for this reaction at 298 K? a. –154.3 kJ b. +162.5 kJ c. +268.1 kJ d. –48.7 kJarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Chemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage LearningChemistry & 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 Learning
- Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage LearningChemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher: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 & Chemical Reactivity
Chemistry
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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
Chemistry: Principles and Practice
Chemistry
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
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