The standard atomic weight of a chemical element is the weighted arithmetic mean of the relative isotopic masses of all isotopes of that element weighted by ... Definition · Determination of relative... · Published values |
| стандартный атомный вес |  |
Стандартный атомный вес химического элемента — это взвешенное среднее арифметическое относительных изотопных масс всех изотопов этого элемента, взвешенных по распространенности каждого изотопа на Земле. Например, изотоп ⁶³Cu составляет 69% всей... Википедия (Английский язык)
Standard atomic weights are CIAAW recommended values for atomic weights applicable to all normal materials. Since 1902, the Commission regularly publishes ... |
The standard atomic weights of twelve elements having two or more stable isotopes have variability of atomic-weight values in natural terrestrial materials. |
4 мая 2022 г. · The standard atomic weight value, “[206.14, 207.94]”, is given as a lower and upper bounds within square brackets [ ]. The single atomic-weight ... |
The Table of Standard Atomic Weights—An exercise in ... pmc.ncbi.nlm.nih.gov › articles › PMC9286417
Standard atomic weights would be expressed relative to the mass of an unbound carbon‐12 atom and would be dimensionless by definition. Atomic weights are ... |
1 сент. 2009 г. · For several of these elements, the standard atomic weight is given as an atomic-weight interval with the symbol [a, b] to denote the set of ... |
The dimensionless (standard) atomic weight is the weighted mean relative isotopic mass of a (typical naturally occurring) mixture of isotopes. The 2019 revision ... Mass defect · Relationship between atomic... · History |
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