Avogadro constant

E5003

The Avogadro constant is the fundamental physical constant that specifies the number of constituent particles, usually atoms or molecules, in one mole of a substance.

AI illustration

How this image was made

AI-generated illustration of Avogadro constant

This AI-generated illustration was produced by black-forest-labs/FLUX.2-dev (1024x1024) from a prompt written by openai/gpt-oss-120b from the entity's label + description.

Prompt

Generate an image of the Avogadro constant (The Avogadro constant is the fundamental physical constant that specifies the number of constituent particles, usually atoms or molecules, in one mole of a substance.)

All labels observed (5)

Label Occurrences
Avogadro constant canonical 10
Avogadro's number 2
Avogadro number 1

How this entity was disambiguated

Statements (46)

Predicate Object
instanceOf SI defining constant ⓘ
fundamental constant ⓘ
physical constant ⓘ
appliesTo atoms in 12 grams of carbon-12 ⓘ
constituent particles ⓘ
enables conversion between number of particles and amount of substance ⓘ
hasApproximateValue 6.02214076×10^23 ⓘ
hasCODATAValue 6.02214076×10^23 mol^−1 ⓘ
hasDimension inverse amount of substance ⓘ
hasExactValue 6.02214076×10^23 ⓘ
hasStatus exact in SI since 2019 ⓘ
hasSymbol L ⓘ
N_A ⓘ
hasUncertainty zero in SI definition ⓘ
hasUnit mol^−1 ⓘ
isAlsoCalled Avogadro number ⓘ
linked to: Avogadro constant
isCategory microscopic to macroscopic conversion factor ⓘ
isDefinedAs number of constituent particles in one mole of substance ⓘ
isDefinedBy fixed numerical value in SI ⓘ
isListedIn CODATA recommended values of the fundamental physical constants ⓘ
isMeasuredBy X-ray crystal density method ⓘ
silicon sphere experiments ⓘ
isNamedAfter Amedeo Avogadro ⓘ
isPartOf International System of Units ⓘ
SI base unit definitions ⓘ
linked to: Boltzmann constant
isRelatedTo Boltzmann constant ⓘ
Faraday constant ⓘ
Planck constant ⓘ
gas constant ⓘ
isStandardNotationFor number of entities per mole ⓘ
isUsedIn Avogadro’s law calculations ⓘ
chemistry ⓘ
ideal gas law formulations ⓘ
molar mass calculations ⓘ
physics ⓘ
statistical mechanics ⓘ
thermodynamics ⓘ
isUsedToDefine mole ⓘ
relatesTo amount of substance ⓘ
atoms ⓘ
mole ⓘ
molecules ⓘ
wasHistoricallyDeterminedFrom electrolysis experiments ⓘ
properties of gases ⓘ
wasPreviouslyMeasuredAs approximately 6.022×10^23 mol^−1 ⓘ
wasRedefinedIn 2019 SI redefinition ⓘ

How these facts were elicited

Referenced by (15)

Full triples — surface form annotated when it differs from this entity's canonical label.

Avogadro constant → isAlsoCalled → Avogadro number ⓘ
linked to: Avogadro constant
Boltzmann constant → relatedTo → Avogadro constant ⓘ
CODATA recommended values of the fundamental physical constants → includesConstant → Loschmidt constant ⓘ
linked to: Avogadro constant
Amedeo Avogadro → knownFor → Avogadro's law ⓘ
linked to: Avogadro constant
Amedeo Avogadro → hasConceptNamedAfter → Avogadro constant ⓘ
Amedeo Avogadro → hasConceptNamedAfter → Avogadro's number ⓘ
linked to: Avogadro constant
Sackur–Tetrode equation → relatedTo → Avogadro constant ⓘ
k_B → relatedTo → Avogadro constant ⓘ
Avogadro's law → relatedConcept → Avogadro constant ⓘ
Amedeo Avogadro → knownFor → Avogadro's number ⓘ
subject linked to: Amedeo
linked to: Avogadro constant
Debye model → usesQuantity → Avogadro constant ⓘ