Why do Na+ ions migrate into the cathode half-cell as the cell reaction proceeds?

Q: A voltaic electrochemical cell is constructed in which the anode is a Cr³+, Cr²* half cell and the…

A: Voltaic cell : It is also called as galvanic cell. Voltaic cell changes chemical energy in…

Q: ll. The half-cell co

A: This is the concentration cell in which electrolyte is used in this cell. This cell is also called a…

Q: What is the purpose of the salt bridge in a voltaic cell? O To increase solubility of the…

A: The purpose of the salt bridge in a voltaic cell has to be given.

Q: Two hydrogen concentration half-cells are combined into an electrochemical cell at 25 degrees…

A: Cell reactions will be : H+(aq)(?) + e- ---->1/2 H2(g)          Reduction reaction (Cathode)…

Q: A voltaic cell is assembled to use this overall reaction      Ni (s) + 2Ag+ (aq) → Ni2+ (aq) + 2…

A: A voltaic cell is an electrochemical cell that uses a chemical reaction to produce electrical…

Q: Can you bulid the following galvanic cell, if yes calculate the potential using data from…

A: Solution: Step 1: The galvanic cell is an electrochemical cell that derives electrical energy from…

Q: If 12.3 g of Cu is deposited at the cathode of an electrolytic cell after 5.50 h, what was the…

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Q: Based on the Nernst equation, under which non-standard conditions would the actual potential of a…

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Q: write the half-reactions that occur at the anode and cathode during the electrolysis of NH4OH in…

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Q: What factors influence the current applied from the 9V battery in  Electrolysis of Water through…

A: Batteries are sources of electric current for many devices. Batteries are of two types: Primary and…

Q: A concentration cell consists of two Sn/Sn2+ half-cells. The cell has a potential of 0.10 V at 25…

A: Given,Concentration cell consists of two Sn/Sn2+ half cells.Cell potential = 0.10V.

Q: reaction   Sr(s) + Mg2+(aq) ⇌ Sr2+(aq) + Mg(s)   is 2.69 ×1012 at 25°C. Calculate E° for a cell made…

A: At 25°C      Ecell = E° - 0.0591nlog kwhere E°cell = E°cathode-E°anode                     n =…

Q: Consider a galvanic cell consisting of           2Cr(s)   +    3Cu2+(aq)       ⟶      2Cr3+(aq)   +…

A: The oxidation reaction is the one in which the oxidation number of the element increases as the…

Q: A current of 14.2A is passed through an electrolysis cell containing molten CaCl₂ for 37.0 minutes.…

A: Given, Current = 14.2 A time = 37.0 min

Q: alculate the equilibrium constant, Keq, for the galvanic cell performing the following reaction at…

A: Given : We have to calculate the equilibrium constant.

Q: 1. Calculate the standard cell potential of a voltaic cell that uses the Cu/Cu₂+ and Cl₂/Cl…

A: There is more than one question,and as per answering guidelines I can answer only the first one.if…

Q: For the following electrochemical cell, which of the following statements is true when the cell…

A: Using standard reduction potential values , we will predict the direction of flow of electrons and…

Q: Explain the effect of changes in concentration of the solutions in the anode and cathode…

A: Electrochemical cell: Cell which produce electricity by help of chemical reaction occurring in it.…

Q: Distinguish between galvanic, electrolytic, and fuel cells. Explain why salt bridges are routinely…

A: Galvanic cells: These types of cells are used in a spontaneous reaction to generate a potential…

Q: If a voltaic cell is created between a Pr2*/Pr electrode and a Cr³*/Cr electrode, what species is…

A: Species having  low reduction potential will be easily oxidised and species having high reduction…

Q: Identify the reaction at the anode, reaction at the cathode, and the overall reaction, and the…

A: Generally, the standard reduction potential is determined under the different types of conditions…

Q: A voltaic cell is constructed from the following halfcells: a magnesium electrode in magnesium…

A: A voltaic cell is constructed by using a general convention of placing the anode (where oxidation…

Q: What is the Eθ cell value for a galvanic cell constructed using cadmium and copper electrodes.

A: Given:- Galvanic cell of Cd and Cu. •From electrochemical series Cd is more reactive than Cu. •Cd…

Q: Write the cell notation for an electrochemical cell consisting of an anode where Al (s) is oxidized…

A: CELL NOTATION Cell notation is the shorthand method of expressing the redox reaction. Both the half…

Q: Write the cell notation for an electrochemical cell consisting of an anode where Cd (s) is oxidized…

A: Cell representation is the way of expressing the chemical reaction takes place in Electrochemical…

Q: A voltaic cell is constructed from the following half-cells: a magnesium electrode in magnesium…

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Q: 5. Consider a galvanic cell consisting of 5Feta) + MnOñcag) + 8H°aq) → 5Fečq) + Mnřa) + 4H20u) Write…

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Q: AG° = 538.7 kJ at 20°C for the reaction: Sg + 12 O2 8 SO3 Calculate E. cell for the reaction in…

A: Given reaction: S8 + 12O2 ↔ 8SO3 Given, ∆G∘ = 538.7 kJ We have to calculate the value of E∘cell in…

Q: A voltaic cell is assembled to use this overall reaction Ni(s)+2Ag+(aq)→2Ag(s)+Ni2+(aq) Write…

A: Voltaic cell

Q: Suppose the current flowing from a battery is used to electroplate an object with silver. Calculate…

A: The electrochemical reaction of silver is –

Q: What aspects of an electrochemical cell can be manipulated to obtain the highest cell potential for…

A: A question based on the performance of electrochemical cell, which is to be accomplished.

Q: Please solve for all parts

A: The given cell reaction by shorthand notation is labelled as equation (1).The half-cell reaction at…

Q: For the galvanic cell reaction represented below, what half-reaction occurs at the cathode? Ca(s) ∣…

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Q: What is K for the spontaneous reaction 3 Zn2+ + 2 Al (s) ↔ 2 Al3+ + 3 Zn(s) ?      What potential…

A: The ratio of concentration of products to the concentration of reactants raised to their…

Q: What is the overall spontaneous reaction and cell potential for a voltaic cell made from Mn and Li?

A: For spontaneous reaction according to Standard Electrode potential at 25*C, Mn will reduce and Li…

Q: A concentration cell consists of two Sn/Sn2+ half-cells. The electrolyte in compartment A is 0.13M…

A: The given cell is an example of concentration cell.In concentration cell, the concentration of two…

Q: Write the cell notation for an electrochemical cell consisting of an anode where Mg (s) is oxidized…

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Q: 1. Consider the voltaic cell in which the reaction is 2Ag+ (aq) + Cd(s)→ 2Ag(s) + Cd+2 (aq) Use…

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Q: Consider a galvanic cell consisting of                                2Cr(s) + 3Cu2+(aq) ⟶ 2Cr3+(aq)…

A: The oxidation and reduction half-reactions and the reaction has to be written using cell notation,

Q: Write the cell notation for an electrochemical cell consisting of an anode where Ni (s) is oxidized…

A:

Q: Write the cell notation for an electrochemical cell consisting of an anode where Sn (s) is oxidized…

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Q: A voltaic electrochemical cell is constructed in which the anode is a Cr*, Cr²+ half cell and the…

A: Half cell at which oxidation takes place is Anode whereas half cell at which reduction takes place…

Q: write the half-reactions that occur at the anode and cathode during the electrolysis of NH4Cl in…

A: Answer  Electrolysis of NH44Cl

Q: Write the cell notation for an electrochemical cell consisting of an anode where Zn (s) is oxidized…

A:

Q: What is the potential, E , for this cell? Are reactants or products favored in this reaction?

A: In an electrochemical cell, there are two half cells namely, reduction half-cell and oxidation…

Q: The equilibrium constant for the reaction Sr(s) + Mg2+(aq) ⇌ Sr2+(aq) + Mg(s) is 3.69 ×1017 at…

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Q: what is the eo cell? what is the equilibrium constant at 298 K?

A: We have to calculate the Eocell and Keq . In the given reaction, Br2 is reduced to Br- and I- is…

Q: Would you expect delta ΔH° to be negative or positive for a voltaic cell? Briefly explain why. Think…

A: For this question we have to consider two different situations. 1) When E°cell >0 2) When…