When coper and aluminum electrodes are connected in a battery made of stadard half cells...   Which species is oxidized?  Which species is reduced?

Q: Steel wool scouring pads stored on the edge of a stainless steel sink corrode after one use. To…

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

Q: the direction of electron flow in an electrochemical cell is: a) from the anode to the cathode via…

A: a option is correct.  On anode oxidation takes place . So flow of electrons takes place from anode…

Q: How are the terms “electrochemical cell” and “battery” related?   Explain details thank you

A: Solution- Cell is the smallest device which can store the energy in it and release that at the point…

Q: The current reduces 0.0932 mol M, resulting in 6,09 g of metal being collected at the cathode. What…

A:

Q: What is the oxidizing agent and what is the reducing agent in the galvanic cell formed by Mg and Cu?

A: Given: Galvanic cell formed using Mg and Cu elements.

Q: Galvanised iron is iron or steel coated with zinc. From your observations, explain how galvanising…

A: Interpretation: 1. To explain how galvanized iron will reduce corrosion even if zinc surface coating…

Q: What is one of the advantages of a fuel cell? a. They are more efficient than combustion. b. all of…

A: Hydrogen fuel cells are efficient and cleaner source of energy in comparison to the combustion-based…

Q: Which electrode will gain mass while a voltaic cell runs and why? (Choose the best answer.)

A:

Q: Which of the following is false for sacrificial anodes? A: Magnesium anodes are preferred for highly…

A: Bbb

Q: a) Draw a schematic of a generic fuel cell and label the various parts. b) List two ways of…

A:

Q: The balanced half-reaction in which metal potassium is oxidized to potassium ion is a ________…

A: Potassium is oxidized to potassium ion

Q: What happens if you interchanged the assigned anode as cathode and the cathode as anode In terms of…

A: In electrochemical cell the electrical energy  is form by doing anodic oxidation and cathodic…

Q: Label the anode and cathode, and describe the direction of the electron flow.

A: a) The given diagram is the galvanic cell diagram, which is a silver concentrated cell. The cell…

Q: If I have a scenario by which a voltaic cell is set up, would I use the Nernst equation for standard…

A: Nernst equation is mainly utilized for the cell potential determination which is indicated by Ecell.…

Q: Explain Anode, Cathode, and Salt Bridge?

A: An electrode is a conductor which helps in establishing electrical contact with a non-metallic part…

Q: Consider a galvanic cell in which Al" is reduced to clemental aluminum and magnesium metal is…

A: Half cell reaction at cathode: Al3+ + 3e- ---> Al(s)   Half cell reaction at anode: Mg(s) --->…

Q: In half-cells, reduction occurs in the while oxidation occurs in the O anode, cathode O cathode,…

A: Electrochemistry cell construction.

Q: Which of the following statements is / are TRUE for the electrolysis of water into hydrogen and…

A: The following statement are true A. Oxygen has a higher standard reduction potential as compared to…

Q: Consider an electrochemical cell constructed from the following half cells, linked by an external…

A: Standard reduction potential (SRP) values of given electrodes are EAl+3/Alo = - 1.66 V     <…

Q: What is the oxidation state of lead in the cathode of this battery?

A: Lead storage battery: It is used in invertors and automobiles. The battery is designed as it consist…

Q: Calculate the potential of a lead–acid cell if all reactantsand products are in their standard…

A: Given: 1) Reactions for a lead-acid battery, The anode half-cell reaction is: Pb(s) + SO42- → PbSO4…

Q: . Electrodepositing all the Cu and Cd from a solution of CuSo, and Cdso, required 1.20 F of…

A: The two half-reactions are as follows:  Cu2+ + 2e- → Cu Cd2+ + 2e- → Cd Let us assume that x is mol…

Q: 25. The diagram below represents a chemical cellat 298 K. When the switch is closed, electrons flow…

A: Galvanic cells/Voltaic cells:  the cell in which chemical energy is converted into electrical…

Q: Tin cans are made of a steel, the inside of which is coated with a thin layer of tin. The tin…

A: Corrosion is a chemical galvanic process by which metal detoriate through oxidation. Various metals…

Q: Which is the anode and cathode?

A: The electrode at which reduction takes place is known as cathode and the electrode at which…

Q: In the electrolysis of water, what can you say about the volume of water displaced in each…

A: Electrolysis can be defined as a process  by which electric current is passed through a substance to…

Q: How can a cell consisting of a hydrogen electrode and a negative reduction potential element…

A: Hydrogen electrode: 2H+(aq)+2e-→H2( g) A platinized platinum electrode is used in this redox…

Q: Using the accompanying drawing of an electrochemical cell, identify the components labeled 1,2. and…

A: The solution is given below -

Q: What type of a battery is lead storage battery? Write the anode and cathode reactions and the…

A: Storage battery is the cell which can be recharge by passing electric current and used again and…

Q: cells

A: Fuel cells are a type of electrochemical cells which produces electricity based on the chemical…

Q: Briefly explain why H2SO4 is present in the electrolysis solution.

A: The process of passing a current through the solution and decomposing the materials at the electrode…

Q: What substance is oxidized as the battery discharges?

A: The battery discharges, when the substance is oxidized therefore, that substance is found.

Q: What reaction takes place in (a) an electrode made of zinc and (b) an electrode made of copper?…

A: Answer:- This question is answered by using the simple concept of electrochemical cell in which…

Q: What is electrolysis?Explain with help of the diagram?

A: On the basis of electric nature, solutions can be classified as electrolytic solution and…

Q: Is the part of a flashlight battery that is marked "+" the anode or the cathode? Explain why it is…

A: Answer: Flash light battery can be considered as a Galvanic cell in which chemical energy gets…

Q: What is the general layout/structures of the anode and cathode?

A: Given,  the general layout/structures of the anode and cathode

Q: You are a bioengineer designing a new type of pacemaker. Which type of Galvanic cell would be best…

A: The lithium / iodine-polyvinylpyridine battery, first implanted in 1972 has become the power source…

Q: Which cell is generally used in hearing aids?Name the material of the anode,cathode and the…

A: Electrolyte can be explained as a substance which would produce a electrically conducting solution…

Q: The electrolysis of an aqueous solution of NaCl has the over all equation: During the electrolysis…

A: We need to find yield of H2 and Cl2 in this process.

Q: 21.23 Why does a voltaic cell not operate unless the two compart- ments are connected through an…

A: Voltaic Cells: It is a cell that is used to convert chemical energy into electrical energy. In the…

Q: 25 of 48 If there is a single aqueous reactant for a voltaic cell, a concentration cell can be made…

A: The voltaic cells generally require two electrolytic  solutions in order to generate electricity.…

Q: Calculate Ecell (volts) for the galvanic cell containing the reaction shown below where the…

A:

Q: a. Describe how the following fuel cell works. b. Write the redox reactions at the anode and…

A:

Q: Calculate Ecell (volts) for the galvanic cell containing the reaction shown below where the…

A: Ecell is calculated using nernest equation.  For this first we would calculate E°cell using standard…