voltBatteryIn the electrolysis of water, what willhappen if you interchange the connectionof the electrodes?The reaction rate will be slower.The reaction will not proceed.The gas generated at the electrodes willalso be interchanged.Same gases will be generated on theoriginal electrodes.The reaction rate will be faster.CS Scanned with CamScanner.

In electrolysis, the electrical energy will change into chemical energy. Electrical energy is used…

Answered: volt Battery In the electrolysis of…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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O ELECTROCHEMISTRY Designing a galvanic cell from two half-reactions A chemist designs a galvanic cell that uses these two half-reactions: standard reduction potential half-reaction 2+ Fe (aq) Ed=+0.771 V %3D 3+ red Fe"(aq)+e Cro (aq)+4 H,O(1)+3e Cr(OH),(s)+5OH (aq) -0.13 V Ered nswer the following questions about this cell. Jrite a balanced quation for the alf-reaction that appens at the athode. rite a balanced uation for the If-reaction that ppens at the ode. ite a balanced uation for the erall reaction
My gold ring looks dull. I asked the goldsmith to make it shine and new again. The goldsmith will do the following: The ring will be made as the cathode as he will immerse it in a silver nitrate solution. The ring will be made as the anode as he will immerse it in a silver nitrate solution. The ring will be made as the cathode as he will immerse it in a Au(NO3)³ solution. The ring will be made as the anode as he will immerse it in a Au(NO:)> solution.
When creating an electrochemical cell, why is it important to prevent the reactants from any direct contact?
The flow of e- in an electrochemical cell is always from to O anode, cathode O cathode, anode O cathode, electrode .electrode, anode
Write a balanced equation for the half-reaction that happens at the cathode of this cell. Write a balanced equation for the half-reaction that happens at the anode of this cell. Of what substance is E1 made? Of what substance is E2 made? What are the chemical species in solution S1? What are the chemical species in solution S2? G 0 0 0 0 7 ロ→ロ 0,0,... X Start over Ś
For the electrolysis of molten lead(II) chloride (PbCl2)
Use your knowledge on electrochemistry to answer to the following question. Is the part of a flashlight battery that is marked "+" the anode or the cathode? Explain why it is labeled in that way.
6. Electrolysis of water using platinum electrode produces oxygen gas at the anode and hydrogen gas at the cathode according to the following half-cell reactions. Anode: 2H20 → 02 + 4H* + 4e Cathode: 4H20 + 4e → 2H2 + 40H- Determine the mass of hydrogen gas that are liberated after 5mins wit a current of 0.2 A. Given atomic mass of hydrogen, H is 1 g/mol, 1 Faraday = 96500 C/mol e
If the following cell generate a voltage, which of the following will generate a cell voltage that is different from the standard voltage (E0) for the cell? Hint: Reaction conditions are given a. a cell temperature that is greater or lower than 298 K b. aqueous cell components that are at a concentration greater than or lower than 1 M c. gaseous cell components that are at a pressure lower than 1 bar d. gaseous cell components that are at a pressure greater than 1 bar e. all of these choices
‏choose the best answer
Which of these is a function of a salt bridge in an electrochemical cell? O It permits the charges to stay unbalanced in the two half-cells. O It does not allow migration of ions between the solutions. O It connects the two half-reactions. O It forces the electrons to travel through the inner circuit.
Which of the following statements is correct? Circle all that apply. Explain. A. An E° value of -1.0 corresponds to a ΔG° < 0B. An E value of 0 represents a cell at equilibrium.C. An E° value of 1.0 represents a spontaneous reaction.D. The E will change as the reaction proceeds.

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