amount of substance

extensive physical property
Thing kind_of_quantity Q104946
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amount of substance

Summary

amount of substance is a kind of quantity[1]. It draws 422 Wikipedia views per month (kind_of_quantity category, ranking #3 of 11).[2]

Key Facts

  • amount of substance's instance of is recorded as kind of quantity[3].
  • amount of substance's instance of is recorded as ISQ base quantity[4].
  • amount of substance is a type of scalar quantity[5].
  • amount of substance is a type of extensive quantity[6].
  • amount of substance is a type of Q141260350[7].
  • amount of substance is the opposite of reciprocal amount of substance[8].
  • amount of substance's topic's main category is recorded as Category:Amount of substance[9].
  • amount of substance's described by source is recorded as ISO 80000-9:2019 Quantities and units — Part 9: Physical chemistry and molecular physics[10].
  • amount of substance's described by source is recorded as SI Brochure (9th edition): Concise summary[11].
  • amount of substance's equivalent class is recorded as https://w3id.org/pmd/co/PMD_0020207[12].
  • amount of substance's different from is recorded as number of entities[13].
  • amount of substance's different from is recorded as Q141158787[14].
  • amount of substance's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[15].
  • amount of substance's maintained by WikiProject is recorded as WikiProject Mathematics[16].
  • amount of substance's recommended unit of measurement is recorded as mole[17].
  • amount of substance's P14852 is recorded as 0000166[18].

Body

Definition and Type

Recorded instance of include kind of quantity[3] and ISQ base quantity[4]. Recorded subclass of include scalar quantity[5], extensive quantity[6], and Q141260350[7]. amount of substance is the opposite of reciprocal it[8].

Why It Matters

amount of substance draws 422 Wikipedia views per month (kind_of_quantity category, ranking #3 of 11).[2] It has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[19] It is known by 52 alternative names across languages and contexts.[20]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . ISO 80000-1:2009 Quantities and units—Part 1: General. wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . Q141572184. wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . ISO 80000-9:2019 Quantities and units — Part 9: Physical chemistry and molecular physics. wikidata.org.
  16. [18] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [19] ↑ . Wikidata sitelinks. wikidata.org.
  3. [20] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). amount of substance. Retrieved October 5, 2026, from https://4ort.xyz/entity/amount-of-substance
MLA “amount of substance.” 4ort.xyz Knowledge Graph, 4ort.xyz, 5 Oct. 2026, https://4ort.xyz/entity/amount-of-substance.
BibTeX @misc{4ortxyz_amount-of-substance_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{amount of substance}}, year = {2026}, url = {https://4ort.xyz/entity/amount-of-substance}, note = {Accessed: 2026-10-05}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): amount of substance — https://4ort.xyz/entity/amount-of-substance (retrieved 2026-10-05)

Canonical URL: https://4ort.xyz/entity/amount-of-substance · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 10d ago · عُثمان · 2026-09-27 view diff on Wikidata ↗
    Sitelink count → 68
    Equivalent class → https://w3id.org/pmd/co/PMD_0020207
    Wikipedia languages → ['ar', 'ast', 'az', 'bar', 'be', 'bg', 'bn', 'br', 'bs', 'ca', 'cs', 'cv', 'da',
    P14852 → 0000166
    + 1 other property edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P1709]]: https://w3id.org/pmd/co/PMD_0020207"
  2. 18d ago · عُثمان · 2026-09-18 view diff on Wikidata ↗
    Different from → number of entities, Q141158787
    Subclass of → scalar quantity, extensive quantity, Q141260350
    "/* wbsetclaim-create:2||1 */ [[Property:P279]]: [[Q141260350]]"
  3. 6w ago · عُثمان · 2026-08-23 view diff on Wikidata ↗
    Equivalent class → https://w3id.org/pmd/co/PMD_0020207
    "/* wbremoveclaims-remove:1| */ [[Property:P1709]]: http://www.loa-cnr.it/ontologies/DOLCE-Lite.owl#amount-of-matter, Moving to [[Q141158787]]"
  4. 6w ago · عُثمان · 2026-08-23 view diff on Wikidata ↗
    Equivalent class → https://w3id.org/pmd/co/PMD_0020207
    "/* wbsetclaim-create:2||1 */ [[Property:P1709]]: http://www.loa-cnr.it/ontologies/DOLCE-Lite.owl#amount-of-matter"
  5. 20w ago · Twofivesixbot bot · 2026-05-16 view diff on Wikidata ↗
    Aliases → —
    Topic's main category → Category:Amount of substance
    Maintained by wikiproject → WikiProject Mathematics
    Subclass of → —
    + 8 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|7 */ [[Property:P2347]]: 19829, mv to monolingual text names on YSO statements"
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