The anode and the cathode in the experiment and the half reactions occurs at each electrode has to be determined. Concept introduction: Voltaic cell or Galvanic cell: The device to produce electricity by using chemical reactions . In these divces are redox chemical reactions are occured. A voltaic cell converts chemical energy into electrical energy. It consists of two half cells. Each half cell consists of a metal and a solution of a salt of metal. Two half cells are connected by salt bridge. The chemical reaction in the half cell is an oxidation reduction (redox)reactions. For example: Cell diagram of voltaic or galvanic cell is as follows. Salt bridge ↓ Cu(s)|Cu 2+ (aq) || Ag + (aq)|Ag(s) ____________ ___________ ↓ ↓ Half cell Half cell
The anode and the cathode in the experiment and the half reactions occurs at each electrode has to be determined. Concept introduction: Voltaic cell or Galvanic cell: The device to produce electricity by using chemical reactions . In these divces are redox chemical reactions are occured. A voltaic cell converts chemical energy into electrical energy. It consists of two half cells. Each half cell consists of a metal and a solution of a salt of metal. Two half cells are connected by salt bridge. The chemical reaction in the half cell is an oxidation reduction (redox)reactions. For example: Cell diagram of voltaic or galvanic cell is as follows. Salt bridge ↓ Cu(s)|Cu 2+ (aq) || Ag + (aq)|Ag(s) ____________ ___________ ↓ ↓ Half cell Half cell
Solution Summary: The author describes the voltaic or galvanic cell, which converts chemical energy into electrical energy by using redox chemical reactions.
Definition Definition Chemical reactions involving both oxidation and reduction processes. During a redox reaction, electron transfer takes place in such a way that one chemical compound gets reduced and the other gets oxidized.
Chapter 19, Problem 94GQ
(a)
Interpretation Introduction
Interpretation:
The anode and the cathode in the experiment and the half reactions occurs at each electrode has to be determined.
Concept introduction:
Voltaic cell or Galvanic cell:
The device to produce electricity by using chemical reactions. In these divces are redox chemical reactions are occured.
A voltaic cell converts chemical energy into electrical energy.
It consists of two half cells. Each half cell consists of a metal and a solution of a salt of metal. Two half cells are connected by salt bridge.
The chemical reaction in the half cell is an oxidation reduction (redox)reactions.
For example:
Cell diagram of voltaic or galvanic cell is as follows.
Salt bridge↓Cu(s)|Cu2+(aq) || Ag+(aq)|Ag(s)____________ ___________↓↓ Half cell Half cell
(b)
Interpretation Introduction
Interpretation:
The number of kilowatt –hours (kWh) of energy required to carry out the electrolysis has to be determined.
Concept introduction:
Voltaic cell or Galvanic cell:
The device to produce electricity by using chemical reactions. In these divces are redox chemical reactions are occured.
A voltaic cell converts chemical energy into electrical energy.
It consists of two half cells. Each half cell consists of a metal and a solution of a salt of metal. Two half cells are connected by salt bridge.
The chemical reaction in the half cell is an oxidation reduction (redox)reactions.
For example:
Cell diagram of voltaic or galvanic cell is as follows.
Salt bridge↓Cu(s)|Cu2+(aq) || Ag+(aq)|Ag(s)____________ ___________↓↓ Half cell Half cell
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Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell