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 Project Gutenberg

The number ε is a definite quantity of the element, and is called its electrochemical equivalent.

From Project Gutenberg

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

From Project Gutenberg

He followed up the early work of the British Association Committee on electrical units by a fresh determination of the ohm in absolute measure, and in conjunction with other work on the electrochemical equivalent of silver and the absolute electromotive force of the Clark cell may be said to have placed exact electrical measurement on a new basis.

From Project Gutenberg

Taking the chemical equivalent weight of silver, as determined by chemical experiments, to be 107.92, the result described gives as the electrochemical equivalent of an ion of unit chemical equivalent the value 1.036 � 10−5.

From Project Gutenberg