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electrochemical equivalent
[ ih-lek-truh-kem-i-kuhl ]
noun
- the mass, in grams, of a substance deposited on the electrode of a voltameter by 1 coulomb of electricity.
electrochemical equivalent
noun
- the mass of an element liberated from its ions or converted into them by one coulomb of electric charge
Word History and Origins
Origin of electrochemical equivalent1
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.
The number ε is a definite quantity of the element, and is called its electrochemical equivalent.
Thus the electromotive force is equal to the change of this free energy per electrochemical equivalent of reaction in the cell.
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.
The electrochemical equivalent of any other substance, whether element or compound, may be found by multiplying its chemical equivalent by 1.036 � 10−5.
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