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Related to equivalent weight: normality
The weight of a substance that will combine with or replace one mole of hydrogen or one-half mole of oxygen. The equivalent weight is equal to the atomic weight divided by the valence.
(Chemistry) the weight of an element or compound that will combine with or displace 8 grams of oxygen or 1.007 97 grams of hydrogen. Also called: gram equivalent
the combining power, esp. in grams (gram equivalent), of an element or compound, equivalent to hydrogen as a standard of 1.00797 or oxygen as a standard of 8; the atomic weight divided by the valence.
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|Noun||1.||equivalent weight - the atomic weight of an element that has the same combining capacity as a given weight of another element; the standard is 8 for oxygen|