Answered: A voltaic cell consists of a Mn/Mn2+…

A voltaic cell consists of a Mn/Mn2+ electrode (E° = -1.18 V) and a Fe/Fe²+ electrode (E° -0.44 V). Calculate [Fe2+] if [Mn2+] = 0.050 M and Ecell = 0.78 V at 25°C.

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 51QAP: For a certain cell, G=25.0 kJ. Calculate E° if n is (a) 1(b)1(c) 41 Comment on the effect that the...

See similar textbooks

Related questions

Q: In the Titrimetric Analysis experiment, what would be the effect on the calculated concentration of…

Q: 4. Which nitrogen in this molecule is the most basic? Explain briefly your choice.

A: Ans: Nitrogen "2" is more basic than all nitrogen. Nitrogen is basic because it is one of the…

Q: The free energy change for the following reaction at 25 °C, when [Pb²+] = 1.20 M and Zn²+ ] =…

A: Recall the given reaction, Pb2+ 1.20 M + Zn s → Pb s + Zn2+…

Q: 1a.At 100 C, Kp = 6.5 x 10-2 for the reaction: 2NO2(g) ⇌ N2O4 (g). What is Kc? 1b.For the…

Q: Rank these nucleophiles from best to worst Na-I I Best (II)>(1)>(III) worst Best (1)>(III)>(II)…

A: Nucleophile is species which have tendency to donate electron pair. It is electron rich species

Q: How many proton NMR signals in the spectrum of the following compounds? H₂C CH3 One signal Three…

Q: For the compound below please choose the correct set of chair and flipped chair conformations: A B C…

Q: 1. Write balanced equations for the following oxidation and reduction reactions: 15211 (d) Mn2+ to…

Q: Construct and ICE table to find the value of Ke for the reaction. 2 CH (8) at 1700°C if the initial…

Q: An analytical chemist is titrating 222.2 mL of a 0.3600M solution of methylamine (CH3NH₂) with a…

Q: what sequence of reactions can be used to accomplish the following synthesis? include the products…

A: Given : structure of reactant and product.

Q: QUESTION 18 useful equations 0.36X1015 Hz 0.36X1017 Hz 3.61X1015 Hz None of above c=λxv E=hxv 1 m =…

A: We have given that Energy of light = 2.39 × 10-18J and h = 6.63 × 10-34Js

Q: reactions (i.e., give the structure for comp es. A H₂ Ni B the pair of compounds used for the…

Q: If the pKa of HCIO is 7.46 and the pH of an HCIO/NaCIO solution is 7.59, O [HCIO]>[CIO] O…

Q: QUESTION 7 Calculate the pk, of an acid having an acid ionization constant equal to 2.77x10-4 Report…

A: we have to calculate the pKa

Q: What is the main product for each of the following reactions? (d) Styrene + CH3CH2COCl AlCl3, then…

A: Friedel-Craft's acylation of aromatic compounds takes place in presence of AlCl3 and acid chloride,…

Q: 4) (a) Provide a series of synthetic steps to synthesize 2-bromo-3-nitrobenzoic acid from toluene.…

A: Aromatic compounds undergo electrophilic substitution reaction. Incase benzene has electron donating…

Q: practice q 13 13. Complete each of these following reactions (i.e. fill in the boxes with the…

A: To complete each of these following reactions (i.e. fill in the boxes with the missing reagent(s) or…

Q: Using the Wittig reaction, suggest two syntheses of the following product from two different sets of…

Q: Using what you know about conductors and insulators, explain why common electrical wire is…

A: Insulators are substances that do not allow current to pass through it whereas conductors are…

Q: What is the calculated value of the cell potential at 298 K for an electrochemical cell with the…

Q: Are the following Ionic Compounds, Covalent Compounds or Acids? Write formulas as appropriate for…

A: we have to write the formula of the given compounds and classify them

Q: gas in a container with a volume of 328 mL contains 0.72 moles of gas. Gas is removed from the…

A: Volume of gas is directly proportional to moles of gas

Q: What is the schematic diagram of the assay sodium chloride

Q: What are the line structures for a) cis-oct-3-enal b) 4-isobutylheptane-1,2,7-triol c)…

A: we have to draw the line structures of the given compounds In drawing the line structure, we will…

Q: Draw the final major product when Benzene is exposed to the following sequential steps. (If a step…

A: Friedel-Craft alkylation reaction: When the benzene reacts with an alkyl halide in presence of Lewis…

Q: practice q 15 15. Devise an effective synthesis of only one of the molecules below from the…

A: I have given the answer in the explanation section. Hope you will understand that.

Q: Draw a structural formula for the more stable carbocation intermediate formed in the reaction shown.…

A: When an asymmetrical alkene reacts with a hydrogen halide, the hydrogen adds to the carbon atom that…

Q: c) The reaction rate observed was 5 x 10-2 M.s¹ when the concentrations of A and B were 0.2 M and…

Q: Draw the curved mechanism arrow* that shows the deprotonation of cyclohexanol by Na and draw the…

A: Given, the deprotonation of cyclohexanol by Na, we have to draw the mechanism and product

Q: 886 mL of an ideal gas at 780 torr is compressed to 460 mL at constant temperature. What is the new…

A: Given: The initial volume of the gas = 886 mL The initial pressure of the gas = 780 torr The final…

Q: Microwave radiation has wavelengths from 1.0x10 to 1.0 m, whereas the wavelength region for radio…

A: Solution 1. The frequency of microwave radiation is higher than radiowave radiation. 2. The speed…

Q: Refer to the structure of 3-methyl-2-butanone pattern for the hydrogens in 3-methyl-2-butanone H₂C-…

A: In the given question we have to find out the splitting pattern for the hydrogen in the given…

Q: Calculate the pKa for thefollowing: a. trans – cinnamic acid; Ka = 3.7 x 10-5 b. saccharin, Ka = 2.5…

Q: 3. Identify all stereocenters in the following molecules as R or S. Q **|| NH₂ H buted

A: According to guidelines I am supposed to answer one question only.

Q: Which set of Newman projections represents correct staggered and the eclipsed least stable…

A: Given : structure of molecule.

Q: 16.Draw in the curved arrows for the SN2 reaction shown. Oe 17. Draw in the curved arrows for the E2…

Q: For the compound below please identify the position of equilibrium (which chair conformation is more…

A: The question asks us to find the more stable conformer of the given compund. In the more stable…

Q: QUESTION 27 Which of the following elements is NOT a metal? O Indium, In O Iridium, Ir O Lithium, Li…

Q: hich of the following molecules can form hydrogen bonds with molecules of water? Justify your…

Q: Calculate the pH of a solution formed by combining 0.600 mL of 0.22 M HCl with 0.400 mL of 0.43 M…

Q: How are the following types of compounds recognized from their formulas? Ionic Covalent Acid

A: Ionic compound : The compund formed between positively charged cations and negatively charged anions…

Q: Part A Part B For 2900 mL of a butter solution that is 0.220 M in HCHO) and 0.285 M in KCHO₂,…

A: pH of the buffer solutions can be determined using H-H equation.

Q: Which one of the following compounds will show a signal at 180-200 ppm in 13C-NMR spectrum?…

A: Given, In 13C-NMR spectrum a signal shows at 180-200 ppm.

Q: 1. Balance the following Redox Reactions. Always include the state of each species: (s), (1), (g),…

A: The above two reaction are redox reaction, by using the concept that oxidation occurred in anode and…

Q: Calculate the pH and % ionization for the following a. 0.10 M CH3NH2; pKa = 10.657 b. 0.02 M…

Q: 108. Arrange the following compounds in order of increasing boiling point: propanamine, propane, and…

Q: Consider the two molecules shown below. One has a boiling point of 57 oC; the other, 84 oC. Predict…

A: The two molecules are structural isomers of each other i.e. having same molecular formula but…

Q: 1. Describe how emission and absorption spectra are made. 2. What can a red-shifted spectra from a…

A: Emmision spectra : When the atoms inside the discharge tube , ( a glass tube filled with inert gas…

Q: 2-Methyl-2-butanol reacts rapidly with aqueous HCI to give A (C5H11CI). Treatment of A with KOH in…

Question

A voltaic cell consists of a Mn/Mn2+ electrode (E° = -1.18 V) and a
Fe/Fe²+ electrode (E° -0.44 V). Calculate [Fe2+] if [Mn²+] = 0.050 M and
Ecell = 0.78 V at 25°C.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1,

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

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

The half-cells Ag+(aq. 1.0 M)|Ag(s) and H+(aq, ? M)|H2(1.0 bar) are linked by a salt bridge to create a voltaic cell. With the silver electrode as the cathode, a value of 0.902 V is recorded tor kcell at 298 K. Determine the concentration of H+ and the pH of the solution.
Consider a voltaic cell in which the following reaction takes place in basic medium at 25°C. 2NO3-(aq)+3S2(aq)+4H2O3S(s)+2NO(g)+8OH(aq) (a) Calculate E°. (b) Write the Nernst equation for the cell E. (c) Calculate E under the following conditions: PNO=0.994atm,ph=13.7,[S2]=0.154M,[NO3-]=0.472M, .
Consider a voltaic cell in which the following reaction occurs. Zn(s)+Sn2+(aq)Zn2+(aq)+Sn(s) (a) Calculate E° for the cell. (b) When the cell operates, what happens to the concentration of Zn2+? The concentration of Sn2+? (c) When the cell voltage drops to zero, what is the ratio of the concentration of Zn2+ to that of Sn2+? (d) If the concentration of both cations is 1.0 M originally, what are the concentrations when the voltage drops to zero?
Consider the voltaic cell 2 Ag+(aq) + Cd(s) 2 Ag(s) + Cd2+(aq) operating at 298 K. (a) Calculate the Ecell for this cell. (b) If (cone. Cd2+) = 2.0 M and (cone. Ag+) = 0.25 M, calculate Ecell. (c) If Ecell = 1.25 V and (cone. Cd2+) = 0.100 M, calculate(cone. Ag+).
Calculate the theoretical potential of each of the following cells.Is the cell reaction spontaneous as written or spontaneous in the opposite direction? (a) Bi|BiO+ (0.0300 M),H+ (0.100 M)||I- (0.100 M), AgI(sat’d)|Ag (b) Zn|Zn2+(5.75 10-4M)||Fe(CN)64-(530 10-2 M),Fe(CN)63-(6.75 10-2M)|Pt (c) Pt,H2O (0.200 atm)|HCI(8.25 10-4M), AgCI(sat’d)| Ag
For each reaction listed, determine its standard cell potential at 25 C and whether the reaction is spontaneous at standard conditions. (a) Mn(s)+Ni2+(aq)Mn2+(aq)+Ni(s) (b) 3Cu2+(aq)+2Al(s)2Al3+(aq)+3Cu(s) (c) Na(s)+LiNO3(aq)NaNO3(aq)+Li(s) (d) Ca(NO3)2(aq)+Ba(s)Ba(NO3)2(aq)+Ca(s)
Halide ions can he deposited at a silver anode, the reaction being Ag(s) + X- AgX(s) +e- Suppose that a cell was formed by immersing a silver anode in an analyte solution that was 0.0250 M Cl-,Br-, and I -ions and connecting the half-cell to a saturated calomel cathode via a salt bridge. (a) Which halide would form first and at what potential? Is the cell galvanic or electrolytic? (b) Could I- and Br- be separated quantitatively? (Take 1.00 l0-5 M as the criterion for quantitative removal of an ion.) If a separation is feasible, what range of cell potential could he used? (c) Repeat part (b) for I- and Cl-. (d) Repeat part (b) for Br- and Cl-.
Calculate the theoretical potential of each of the following cells. Is the cell reaction spontaneous as written or spontaneous in the opposite direction? (a) Pt|Cr3+(2.00 10-4M),Cr2+(1.50 10-3 M)||Pb2+ (5.60 0215 10-2M)|Pb (b) Hg|Hg22+(2.00 10-2 M)||H+(1.50 10-2 M),V3+ (2.00 10-2M),VO2+(3.00 10-3M)|Pt (e) Pt|Fe3+(3.00 10-2 M), Fe2+ (4.00 10-5M)||Sn2+ (3.50 10-2M), Sn4+ (5.50 10-4 M)|Pt
Sketch a galvanic cell, and explain how it works. Look at Figs. 17-1 and 17-2. Explain what is occurring in each container and why the cell in Fig. 17-2 works but the one in Fig. 17-1 does not.
For a certain cell, G=25.0 kJ. Calculate E° if n is (a) 1(b)1(c) 41 Comment on the effect that the number of electrons exchanged has on the voltage of a cell.
What is wrong with the following statement: The best concentration cell will consist of the substance having the most positive standard reduction potential. What drives a concentration cell to produce a large voltage?
Consider the following standard reduction potentials: Tl+(aq)+eTl(s)Ered=0.34VTl3+(aq)+3eTl(s)Ered=0.74VTl3+(aq)+2eTl+(aq)Ered=1.28V and the following abbreviated cell notations: (1) Tl|Tl+Tl3+,Tl+|Pt (2) Tl|Tl3+Tl3+,Tl+|Pt (3) Tl|Tl+Tl3+|Tl (a) Write the overall equation for each cell. (b) Calculate E° for each cell. (c) Calculate G° for each overall equation. (d) Comment on whether G° and/or E° are state properties. (Hint: A state property is path-independent.)