atomic weight

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  • noun

Synonyms for atomic weight

(chemistry) the mass of an atom of a chemical element expressed in atomic mass units

References in periodicals archive ?
Atomic weights for hydrogen, lithium, boron, carbon, nitrogen, oxygen, silicon, sulfur, chlorine and thallium will now be stated as intervals, with an upper and lower bound (see thallium ABOVE).
The numerical value of the phase shift p is initially unknown and must be adjusted in such a way that the largest possible amount of atomic weights can be expressed through a continued fraction.
Entering the 19th century and the era of atomic weights and atomic theory, chemistry began to disengage from its qualitative and descriptive character in the previous century when applications of chemistry to medicine were directed to the understanding of disease rather than to its relief.
It means that the direction of the trend line after Ba reflects correctly the further course of our dependence, which allows us to calculate easily the atomic weights of other elements.
While the variation in isotopic abundances is incredibly useful, it made a mess of the official table of standard atomic weights.
The International Committee on Atomic Weights adopts the oxygen equals 16 scale.
He also made an accurate determination of the atomic weight of chlorine.
The history of weighing from biblical times to the implementation of the metric system is recounted with special emphasis on the origin of atomic weights
Molecular weight is the sum of the atomic weights for all atoms in a molecule.
He calculated relative atomic weights by weighing the amounts of various chemicals that combined to make new chemicals, making assumptions about how many atoms of one element combined with an atom of another.
New Columbia Encyclopedia, at atomic weights and hydrogen.
We can use our knowledge of atomic weights to calculate the ratio of weight lost to weight retained.
In a previous paper [1], the bipolar model of oscillations in a chain system was applied to the standard atomic weights of the chemical elements.
Several appendices provide data on ionic species and atomic weights, properties of metals and minerals, free energy data and laboratory calculations.
Isotopes are variants of the same chemical element with different numbers of neutrons, and therefore different atomic weights.