SavedEnter your answer in the provided box.What is the standard emf of a galvanic cell made of a Ni electrode in a 1.0 M Ni(NO3)2 solution and aCr electrode in a 1.0 M Cr(NO3)3 solution at 25°C?VEcellStandard Reduction Potentials at 25°CHalf-ReactionE(V)F₂(g) + 2e →→→ 2F (aq)+2.87O,(g) + 2H*(aq) + 2eO₂(g) + H₂O+2.07Co" (aq) + e- Co²+ (aq)+1.82H₂O₂(aq) + 2H*(aq) + 2e2H₂O+1.77Cu²+ (aq) + 2e - Cu(s)+0.34AgCl(s) + e-Ag(s) + Cl(aq)+0.22SO (aq) + 4H* (aq) + 2e SO₂(g) + 2H₂O+0.20Cu²+ (aq) + e - Cu*(aq)+0.15Sn (aq) + 2e→ Sn²+ (aq)+0.132H(aq) + 2eH₂(g)0.00Pb²+ (aq) + 2e- Pb(s)-0.13Sn³ (aq) + 2e-0.14→ Sn(s)-Ni(s)Ni²+ (aq) + 2e-0.25Co (aq) + 2e→ Co(s)-0.28PbSO4(s) + 2e-Pb(s) + SO (aq)-0.31Cd²+ (aq) + 2e- Cd(s)-0.40Fest (aq) + 2eFe(s)-0.44Cr" (aq) + 3e-Cr(s)-0.74Zn²+ (aq) + 2e - Zn(s)→-0.7624.0+ 2e →→ H.(0) + 20H (aa)-0.83

Oxidation is lose of electrons. Reduction is gaining of electrons. The reactions where oxidation and…

Answered: What is the standard emf of a galvanic…

What is the standard emf of a galvanic cell made of a Ni electrode in a 1.0 M Ni(NO3)2 solution and a Cr electrode in a 1.0 M Cr(NO3)3 solution at 25°C? Eº V cell

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 160MP

See similar textbooks

Related questions

Q: 52) Predict the hydrolysis products for the following reactions: A) OCH₂CH3 H₂O* -CH-OCH₂CH3 + H₂O…

Q: You need to prepare 1L of 100 mM phosphate buffer at pH 7.1. What masses of monosodium phosphate…

A: Given: Total concentration of solute in buffer = 100 mM = 0.100 M Volume of buffer = 1 L And pH of…

Q: mol A chemist makes 240. mL of mercury(II) iodide (HgI₂) working solution by adding distilled water…

A: Given, Note: 1000 mL = 1 L Stock solution: Concentration of mercury (II) iodide (M1) = 0.000117…

Q: , in which of the following gases will the root-mean- square speed of the molecules be the highest…

A: According to kinetic theory of gas, Root mean square speed = (3RT/M)1/2 Where, M = molar mass of…

Q: What is the pH of a 0.627 M weak base solution? The Kb of the weak base is 0.000066.

A: Given :- concentration of weak base solution = 0.627 M Kb for weak base = 0.000066 To calculate :-…

Q: The temperature of a constant amount of an ideal gas in a closed system at a fixed pressure, p₁, was…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 15. Consider the given Figure below on the production of ammonia. What conclusion you make? 70 350…

A: Given that, the diagram of the production of the ammonia. We have to make a conclusion from the…

Q: tration. e titration

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: Consider the phase diagram of kryptonite shown below. P (atm) u 1 10 20 30 40 50 60 70 T (deg.…

A: Hase diagram gives conversion of one phase into another phase at different temperature and pressure…

Q: Volume of 0.10 M NaOH added, mL pH Color of Solution 0.0 mL (initial) 3.7 Yellow 0.5ml 4.2…

A: THIS IS A WEAK ACID VS STRONG BASE TITRATION,HALF EQUIVALENCE POINT IS WHERE pH of the solution…

Q: Enter your answer in the provided box. A constant current is passed through an electrolytic cell…

Q: When [Pb2+] - 1.33 M, the observed cell potential at 298 K for an electrochemical cell with the…

Q: 1. 2 Class of compound Name Structure H H O CH₂

A: To determine claas of compound , we would check the hetero-atoms present . To write name we would…

Q: The enzyme urease increases the rate of urea hydrolysis at pH 8.0pH 8.0 and 20 °C20 °C by a factor…

A: Given, pH of urea = 8.0 Rate enhancement factor = =1014 Time = 88 min T=20°C

Q: Know classification/mechanism of inhibition for: phenolics, halogens, oxidizers, heavy metals,…

A: Anitmicrobial Common example Structure/properties/Description Advantages/ I should use this…

Q: f) Et Me H₂, Pd/CaCO3 Lindlar's Catalyst

A: Catalytic hydrogenation is the addition of hydrogen to double or triple bond in presence of…

Q: What quantity in moles of chlorine gas at 120.0 °C and 33.3 atm would occupy a vessel of 14.0 L?

Q: The equilibrium constant, K, was found to be 3.8 x108 at 25°C for the following reaction, 2X(s) +…

Q: AHO(T) = a +bT for a two-state folding ribonuclease is roughly 30°C. At T = 27°C the fraction of…

Q: A 32.8 g sample of metal is heated to 100.0°C and then placed in an insulated container with 100.0 g…

Q: 3.75

A: Molarity of HCl = 0.199 M Volume of HCl = 25.0 mL mmol of HCl = M × V = 0.199 ×25 = 4.975 mmol…

Q: Arrange them in the increasing order of stability by applying the rules of aromaticity for the…

A: Rules of aromaticity: 1) The compound must be cyclic and planar. 2) It must be conjugated. 3) It…

Q: Specify the degree of unsaturation (index of hydrogen deficiency) of the following formulas: (a)…

A: DBE = C - H/2-N/2+1. C = no of carbon atoms, H = no of hydrogen atoms and halogen atoms. N = no of…

Q: _) Which one of the following statements is incorrect about enzyme catalysis? (a) Enzymes are mostly…

Q: What are the molecular formulas of the following compounds? show solution if applicable Compound…

A: Compound consisting of 49.5 % C , 5.20 % H and 28.0 % N with molar mass of 194.1 g/molCH3 with…

Q: 14.69 A radioactive sample used in medicine registers an activity of 10 µCi. What is its activity in…

A: Answer: This question is based on unit conversion where we have to convert Radioactivity of a…

Q: Pick an appropriate solvent(s) from table to dissolve each of the following substances. Common Polar…

A: A particular dissolves in a solvent based on its properties.

Q: Solid barium hydroxide is slowly added to 175 mL of a 0.104 M sodium chromate solution until the…

A: Given: Concentration of Ba2+ions = 0.0467 M And the initial concentration of chromate ion = initial…

Q: Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy…

A: Given, C(s, graphite) + 2Cl2(g) ➝ CCl4(g) Species S° C(s, graphite)…

Q: When light with a wavelength of 207 nm strikes the surface of tin metal, electrons are ejected with…

Q: 14-28)Use half-reactions in Appendix H to find E°, AG°, and K for (a) 4CO³+ + 2H₂O= 4Co²+ + O₂(g) +…

A: The solution of the given question is

Q: A chemist prepares a solution of zinc oxalate (ZnC₂04) by measuring out 3.94 mg of zinc oxalate into…

Q: Using the standard recuction potentials Au3+ + 3e- = Au +1.41 volt Ca2+ + 2e-= Ca -2.74 volt…

Q: Calculate the pressure and composition of air on the top of Mt. Everest, assuming that the…

A: Given, Pressure at sea level : Po = 1.0 atm ( atmosphere ) Altitude of Mount Everest: h = 29,141.0…

Q: Consider the following anions. Rank from most to least spread out. B) مد no resonance D O<S atomic…

Q: Use the provided information to calculate AGran (kJ) for the following reaction at 449.0 K. R =…

A: According to the second law of thermodynamics, the spontaneous nature of the reaction is determined…

Q: Molecular Shape Practice For each of the following: 1.) Draw the Lewis structure. 2.) Make sure the…

A: Here we have to write Lewis structures and shape of the following molecules .

Q: 2 HC162) + Mg (S), Molealar equation Total jonic equation Net jonic equation

Q: What are the important mechanisms that should be highlighted in this image? How do they work…

A: The indicated aromatic amine I contains otho and para-directing nitrogen due to +R effect.…

Q: You perform an electrochemical reaction in which 0.300 mol of Cu++ are reduced to solid Cu How…

Q: Predict the product of the following reaction: LDA, -78°C 2) CH 3 I

A: Note : LDA is bulky base. Therefore LDA removes proton from primary carbon. Therefore C-alkylation…

Q: and A certain metal M forms a soluble nitrate salt M(NO), Suppose the left half cell of a galvanic…

A: Electrochemical cell is the concentration same in which the same metal act as anode and cathode…

Q: A sports drink formulation can be prepared by mixing the ingredients in the quantities shown in the…

A: Since you have asked multiple questions, we will solve first question for you. For remaining…

Q: How do you measure the amount of heavy metals concentration in soil?

A: Heavy metals refer to any metallic chemical element that has a relatively high density and is toxic…

Q: 2 NO (g) + O₂ (g) --> 2 NO₂ (g) The proposed mechanism for the reaction above is 1) NO(g) + NO (g)…

Q: Example 10. 2.82 g of glucose (mol. mass=180), are dis- solved in 30 g of water. Calculate the : (i)…

A: Given :- Mass of glucose = 2.82 g Molar mass of glucose = 180 g/mol Mass of water = 30 g To…

Q: For whole blood flowing in a capillary of radius 1.9x10-4 cm, estimate the maximum velocity for…

Q: The activation energy of a reaction can be determined from the slope of which of the following…

A: Since you have posted multiple questions as per guidelines we can answer first one and it you want…

Q: The enthalpy of solution of KCI is 40 kJ/mol. The hydration energies of K* and Cl are -315 kJ/mol…

Q: Predit the product from the following reaction: I NaOH Heat

A: The aldehyde or ketone having alpha hydrogen in presence of NaOH undergo condensation reaction to…

Question

Saved
Enter your answer in the provided box.
What is the standard emf of a galvanic cell made of a Ni electrode in a 1.0 M Ni(NO3)2 solution and a
Cr electrode in a 1.0 M Cr(NO3)3 solution at 25°C?
V
E
cell
Standard Reduction Potentials at 25°C
Half-Reaction
E(V)
F₂(g) + 2e →→→ 2F (aq)
+2.87
O,(g) + 2H*(aq) + 2eO₂(g) + H₂O
+2.07
Co" (aq) + e- Co²+ (aq)
+1.82
H₂O₂(aq) + 2H*(aq) + 2e
2H₂O
+1.77
Cu²+ (aq) + 2e - Cu(s)
+0.34
AgCl(s) + e-Ag(s) + Cl(aq)
+0.22
SO (aq) + 4H* (aq) + 2e SO₂(g) + 2H₂O
+0.20
Cu²+ (aq) + e - Cu*(aq)
+0.15
Sn (aq) + 2e
→ Sn²+ (aq)
+0.13
2H(aq) + 2e
H₂(g)
0.00
Pb²+ (aq) + 2e
- Pb(s)
-0.13
Sn³ (aq) + 2e
-0.14
→ Sn(s)
-Ni(s)
Ni²+ (aq) + 2e
-0.25
Co (aq) + 2e
→ Co(s)
-0.28
PbSO4(s) + 2e
-Pb(s) + SO (aq)
-0.31
Cd²+ (aq) + 2e
- Cd(s)
-0.40
Fest (aq) + 2e
Fe(s)
-0.44
Cr" (aq) + 3e
-Cr(s)
-0.74
Zn²+ (aq) + 2e - Zn(s)
→
-0.76
24.0+ 2e →→ H.(0) + 20H (aa)
-0.83

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Trending now

This is a popular solution!

Step by step

Solved in 4 steps

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.
At 298 K, the solubility product constant for PbC2O4 is 8.5 1010, and the standard reduction potential of the Pb2+(aq) to Pb(s) is 0.126 V. (a) Find the standard potential of the half-reaction PbC2O4(s)+2ePb(s)+C2O42(aq) (Hint: The desired half-reaction is the sum of the equations for the solubility product and the reduction of Pb2+. Find G for these two reactions and add them to find G for their sum. Convert the G to the potential of the desired half-reaction.) (b) Calculate the potential of the Pb/PbC2O4 electrode in a 0.025 M solution of Na2C2O4.
At 298 K, the solubility product constant for Pb(IO3)2 is 2.6 1013, and the standard reduction potential of the Pb2+(aq) to Pb(s) is 0.126 V. (a) Find the standard potential of the half-reaction Pb(IO3)2(s)+2ePb(s)+2IO3(aq) (Hint: The desired half-reaction is the sum of the equations for the solubility product and the reduction of Pb2+. Find G for these two reactions, and add them to find G for their sum. Convert the G to the potential of the desired half-reaction.) (b) Calculate the potential of the Pb/Pb(IO3)2 electrode in a 3.5 103 M solution of NaIO3.
Calculate the electrode potentials of the following half-cells. (a) Ag+(0.0436 M)|Ag (b) Fe3+ (5.34 10-4M),Fe2+ (0.090 M)|Pt (c) AgBr(sat’d),Br- (0.037 M)|Ag
Consider a galvanic cell based on the following half-reactions: a. What is the expected cell potential with all components in their standard states? b. What is the oxidizing agent in the overall cell reaction? c. What substances make up the anode compartment? d. In the standard cell, in which direction do the electrons flow? e. How many electrons are transferred per unit of cell reaction? f. If this cell is set up at 25C with [Fe2+] = 2.00 104 M and [La3+] = 3.00 103 M, what is the expected cell potential?
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?
For each of the reactions, calculate E from the table of standard potentials, and state whether the reaction is spontaneous as written or spontaneous in the reverse direction under standard conditions. (a) Zn(s)+Fe2+(aq)Zn2+(aq)+Fe(s) (b) AgCl(s)+Fe2+(aq)Ag(s)+Fe3+(aq)+Cl(aq) (c) Br2(l)+2Cl(aq)Cl2(g)+2Br(aq)
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-.
The saturated calomel electrode. abbreviated SCE. is often used as a reference electrode in making electrochemica1 measurements. The SCE is composed of mercury in contact with a saturated solution of calomel (Hg2Cl2). The electrolyte solution is saturated KCI. is +0.242 V relative to the standard hydrogen electrode. Calculate the potential for each of the following galvanic cells containing a saturated calomel electrode and the given half-cell components at standard conditions. In each case. indicate whether the SCE is the cathode or the anode. Standard reduction potentials are found in Table 17.1. a. Cu2++2eCu b. Fe3++e-Fe2+ c. AgCl+e-Ag+Cl- d. Al3++3eAl e. Ni2++2eNi
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
An 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?