瓦,可 212 106% Q 6: Galvanic cell presented as Fe/Fe2 //Co²/Co, If reduction potential of iron = - 0.409 V, and for cobalt - 0.28 V, a- Calculate the electromotive force of the cell. b- Write the total reaction for the cell.

Q: 6. If the cell potential in the previous problem (5) is 0.485 V, what is the [CI] in the cathode…

A:

Q: The E° cell 0.135 V for the reaction B1,(s) + 5Cr20,2(aq)+ 34H (aq) – 6103 (aq) + 10Cr+(aq) + 17H20…

A: 1st we balanced the equation to find out what number of electrons involved in this reaction. then we…

Q: An iron(II) ion can act as both an oxidizing agent and a reducing agent. Hence, it can react with…

A:

Q: An aqueous solution of nickel acetate is electrolyzed for 3 hours with a 1.7 ampere current. What…

A: The chemical change of a substance can be accomplished by the application of an external electric…

Q: Use the standard reduction potentials at 25° C in Table 18.1 in Tro, Fridgen and Shaw, and calculate…

A:

Q: Q5: Answer with True or False for the following statements (only 7 statements) 1. If the reduction…

A: Following are the appropriate answers (True/Fulse) of the given questions.     According to…

Q: 1) Molten metal chloride (MC13) subjected to a current of 6.50 A for 0.388 hours deposits 1.41g of…

A: It is given that current = and time for which it flows Charge,

Q: Chromium can be electroplated from aqueous potassium dich with the reduction shown belovr 14 12e…

A: Q = charge = 165136coulombs I = current = 5.5amperes V = voltage = 7.3volts 1kwh = 1kw x 1hr

Q: Chromium can be electroplated from aqueous potassium dichromate, with the reduction shown below:…

A: The balanced reaction taking place is given as, Given: Moles of electrons reacting = 3.2 mol. And…

Q: A cell consisting of a chromium strip and a lead wire, immersed in 1 M aqueous solutions of Cr(NO3)3…

A: A multiple choice question about electrochemistry, which is to be accomplished.

Q: hromium can be electroplated from aqueous potassium dichromate, with the reduction shown below:…

A:

Q: Calculate the concentration of Cu1+ needed to produce a galvanic cell containing Cu1+ and Cu (s)…

A:

Q: Consider the half reactions shown below with their associated standard reduction potentials at 25 ∘C…

A: First of all we have to calculate the cell potential of the overall reaction.

Q: For the galvanic cell at 298K 2Cr(s) + 3NI2*(aq) --> 2Cr3+(ag) + 3Ni(s) E°cell = 0.51 V What is the…

A: Oxidation is the process that involved the loss of electrons and oxidized to cation.  Hence when a…

Q: Thorium, Th, is an actinide metal that can be used as a contact explosive much solid thorium could…

A: Given, Current is passed through Th4+ solution is ---- 0.51A Time is ---- 3hours How much thorium is…

Q: Calculate the emf of the following cell at 298 K: Al(s)/Al3+ (0.15M)//Cu2+ (0.025M) /Cu(s) Given Eo…

A: Welcome to bartleby !  Introduction :  We have to calculate Ecell of the reaction .

Q: The standard oxidation potential of Ni/Ni2+ electrode is 0.3 V. If this is combined with a hydrogen…

A:

Q: Balance the following reaction under acidic conditions and calculate cell potential at 298K Cr2072…

A: BALANCING OF REDOX REACTION      Cr2O7-2  + 6I-1 + 14H+→2Cr+3 + 3I2 + 7 H2o

Q: 3. Molten magnesium chloride is electrolyzed in a cell that operates at 4.5V and 150000A. (a) How…

A: Given , Electrolysis if moltem magnesium chloride is being carried by a cell that operates at 4.5 V…

Q: The following reduction potentials are measured at pH 14: CIO" + H¿O + 2 e¯ → Cl¯ + 2 OH¯ E° = 0.90…

A: Given reaction

Q: In the electrolysis of a solution containing Ni²+ (aq), metallic Ni(s) deposits on the cathode.…

A:

Q: Calculate the potential (in V) resulting from an electrochemical cell if one end of a zinc wire is…

A:

Q: a) What is the electromotive force at 25° for a cell made up of the following: Zn | Zn"(0.10M) ||…

A: (a)   The value of given temperature in Kelvin is, T(K) = T( C) + 273 T(K) = 25 + 273 T(K) = 298 K.…

Q: 1. a) What is the electromotive force at 25° for a cell made up of the following: Zn | Zn*(0.10M) l|…

A: This cell consists of Zn on the left i.e. Anode  And Cu on the right i.e. Cathode. a) Electromotive…

Q: Calculate the cell potential in volts for following cell. Eo = +1.93 V Mg|Mg2+, 1.00 x 10-3 M||Fe2+…

A:

Q: A galvanic cell is made of a Ni*/Ni half cell with [Ni²-] = 1.00 × 103 M and a Ag:/Ag half cell with…

A: We can solve the problem by constructing the cell first. We can write the two half reactions to…

Q: (4) CuSO4 is electrolyzed for 10 minutes with 5.1 A current, calculate mass (g) of Cu deposited? B)…

A: The Faraday's first law of electrolysis states that, the amount of compound deposited at electrode…

Q: A sample of pyrolusite weighs 0.5000 g. To this is added 0.6674 g of As2O3 and dilute acid. After…

A: NOTE

Q: What are the products at the cathode and anode when an aqueous solution of KI is electrolyzed…

A:

Q: Given that standard reduction potentials at 298.15 K are E° Ag+ /Ag = +0.800 V and E° Cu?"/Cu =…

A: When Ag foil is soaked into Cu(NO3)2 solution, for Ag to dissolve the reaction involved would be:…

Q: A concentration cell was made using a silver metal electrode in a saturated solution of AgI for the…

A: For a concentration cell, E˚cell = 0 [Ag+]cathode = 1.00 M Ecell = 0.475 V Calculation of…

Q: An aqueous solution of nickel acetate is electrolyzed for 3 hours with a 1.8 ampere current. What…

A: Given,  An aqueous solution of nickel acetate is electrolyzed for 3 hours with a 1.8 ampere current.…

Q: The reduction potential of ferricyanide to ferrocyanide ion occurs at +0.36 V when both ions are 1M…

A: Reduction potential : It is the tendency of an element to  gain electrons and converted into lower…

Q: A galvanic cell is based on the following half-reactions: Fe+ + 2e Fe E = -0.440 V 2H+ + 2e → H2 E°…

A:

Q: a) Chlorine is disproportionate in basic medium. And in an acid medium? Write both reactions and…

A: Since you have posted 2 questions, we will solve first question for you. Please repost other…

Q: For the following volta battery; Ag (s) | Ag + (0.015 M) || Fe3 + (0.055 M), Fe2 + (0.045 M) | Pt…

A:

Q: For the following volta battery; Ag (k) / Ag+ (0.015 Mo) / / Fe3+ (0.055 M), Fe2+|0.045 M) / Pt (k)…

A: the potential difference between two electrode is known as electrode potential.

Q: 13.28 For the cell Pt,|Fe²*(a = 2.00), Fe**(a = 1.20); I"(a = 0.100)|1,(s)|Ptg %3D (a) write the…

A:

Q: 3. A galvanic displacement is now happening between Zn?*/Zn (E°=-0.76V) and Cu2+/Cu (E°=0.34V).…

A: Electrolytes involved: Zn2+/Zn and Cu2+/Cu Mass of Zn reacting = 30 g Standard reduction potential…

Q: Calculate the mass (in grams) of K formed by a current of 6.5 x 104 A flowing for 24 hours if the…

A:

Q: 4. In lake water at a pH of 5 and a redox potential of +0.30 volt, what concentration of Cu could…

A:

Q: Given the following cell at 25°C: CuļCuso4 (0.0200 M) || Fe2* (0.0200 M), Fe3* (0.0100 M), HCl (1.00…

A: The electrode potential of a cell represented as  Cu|CuSO4(0.0200 M) || Fe2+(0.0200 M), Fe3+(0.0100…

Q: Calculate the pH of the cathode compartment for the following reaction given Ecell = 3.01 V when…

A: We know that., PH  =  - log [H+]

Q: 5) In acidic condition (pH = 0), the Latimer diagram of Cl is follows 0.36 V 0.35 v 0.65 V 0.40 V…

A:

Q: A cell consisting of a chromium strip and a lead wire, immersed in 1 M aqueous solutions of Cr(NO3)3…

A:

Q: Ag (s) | Ag + (0.015 M) || Fe3 + (0.055 M), Fe2 + (0.045 M) | Pt (s) a) Write down the reduction…

A: A. Half Cell Reaction and Calculation of E°cell Reduction Half Cell Ag+(aq) + e-  ---> Ag(s),…

Q: Calculate Gibbs free energy change (G) for the following reaction Zn+Cu+2 Zn+2 +Cu when [zn2+]= 10…

A: The Gibb's free energy of a cell depend on the reduction potential of a cell. It will describes the…

Q: If 12.0 g of Cr are plated from an aqueous solution containing Cr* ions using a current of 3.50…

A: Answer :              318.18 minutes  current flow. Given :           Mass lost at electrode (m) =…

Q: In the electrolysis of a solution containing Ni²+ (aq), metallic Ni(s) deposits on the cathode.…

A: