electrochemical equivalent

American  

[ih-lek-truh-kem-i-kuhl] / ɪˌlɛk trəˈkɛm ɪ kəl /

noun

Physical Chemistry.

1. the mass, in grams, of a substance deposited on the electrode of a voltameter by 1 coulomb of electricity.

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electrochemical equivalent British  

noun

1. the mass of an element liberated from its ions or converted into them by one coulomb of electric charge

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Etymology

Origin of electrochemical equivalent

First recorded in 1880–85

Example Sentences

Joule measured the corresponding heats of combustion, and showed that the electromotive force corresponding to a chemical reaction is proportional to the heat of combustion of the electrochemical equivalent.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" by Various

Electrochemical Equivalent.—The electrochemical equivalent of a radical is the weight liberated by one coulomb of electricity.

From The Mechanism of Life by Leduc, Stéphane

Thus the electromotive force is equal to the change of this free energy per electrochemical equivalent of reaction in the cell.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" by Various

This is found by multiplying its ordinary chemical equivalent or combining weight by .000010384, which is the electrochemical equivalent of hydrogen.

From The Story of Electricity by Munro, John

If, as is now usual, we take the equivalent weight of oxygen as our standard and call it 16, the equivalent weight of hydrogen is 1.008, and its electrochemical equivalent is 1.044 � 10−5.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 2 "Ehud" to "Electroscope" by Various