selenium-76

Isotopic abundance

Notes: r

Notes

r Range in isotopic composition of normal terrestrial material prevents a more precise standard atomic weight being given; the tabulated value and uncertainty should be applicable to normal material.

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This resource as a file: Se-76.ttl

# Prototype: a suggestion, not an official CIAAW or IUPAC record. Official values are at https://ciaaw.org

@prefix chemrof: <https://w3id.org/chemrof/> .
@prefix ciaaw: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/ciaaw-draft#> .
@prefix ciaaw_draft: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/id/> .
@prefix element: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/elements/> .
@prefix qudt: <http://qudt.org/schema/qudt/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix unit: <http://qudt.org/vocab/unit/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

element:Selenium ciaaw:hasIsotope ciaaw_draft:Se-76 .

ciaaw:note-r a ciaaw:Footnote ;
    skos:definition "Range in isotopic composition of normal terrestrial material prevents a more precise standard atomic weight being given; the tabulated value and uncertainty should be applicable to normal material."@en ;
    skos:notation "r" .

ciaaw_draft:Abundance-Se76 a ciaaw:IsotopicAbundanceDeclaration ;
    ciaaw:footnote ciaaw:note-r ;
    ciaaw:ofIsotope ciaaw_draft:Se-76 ;
    ciaaw:value [ a qudt:QuantityValue ;
            qudt:hasUnit unit:UNITLESS ;
            qudt:numericValue 0.0923 ;
            qudt:standardUncertainty 0.0007 ;
            ciaaw:significantFigures 3 ;
            ciaaw:significantFiguresUncertainty 1 ] .

ciaaw_draft:Se-76 a chemrof:Isotope ;
    ciaaw:currentAbundance ciaaw_draft:Abundance-Se76 ;
    ciaaw:hasDeclaration ciaaw_draft:Abundance-Se76 ;
    ciaaw:massNumber 76 .