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The 32 pages that link to Avogadro constant, each with the reason it gives.

• Ideal gas lawRelated: It converts between particle count in microscopic gas equations and amount in moles.

• StoichiometryRelated: It links mole amounts to counts of atoms, molecules, and other entities.

• Molar massRelated: It links a mole’s particle count to the mass of those particles.

• Kinetic theory of gasesRelated: It connects molecular counts in the model to measurable amounts of gas.

• Partial pressureRelated: It underlies the mole-based particle counts used to calculate gas composition.

• Boltzmann constantRelated: Multiplying it by k gives the gas constant, converting particle-scale quantities to molar ones.

• KilogramRelated: Its fixed value helps define the mole and connects microscopic particle counts to macroscopic quantities.

• Ideal gasRelated: It relates the law’s mole count to the number of molecules.

• Molar concentrationRelated: It converts a solution’s molar concentration into a number of dissolved entities per volume.

• Mole fractionRelated: Equal mole fractions correspond to equal fractions of entities when all components use the same entity basis.

• MoleRelated: Its fixed numerical value defines the mole.

• Faraday's laws of electrolysisRelated: Together with the elementary charge, it determines the Faraday constant used in the laws.

• Scientific notationBroader topic: Its very large value is routinely written compactly in scientific notation.

• HomeopathyRelated: It helps estimate when serial dilution makes the presence of even one starting molecule improbable.

• 2019 redefinition of SI base unitsRelated: Its fixed value defines the mole independently of a particular substance or mass.

• Faraday constantRelated: Multiplying this particle count by elementary charge gives the Faraday constant.

• Molecular massRelated: It connects the mass of one molecule to the molar mass of a substance.

• Amount of substanceRelated: It converts between an amount in moles and a count of entities.

• Avogadro's lawRelated: It converts the mole-based amount in gas equations into a count of molecules.

• Molar volumeRelated: It connects a mole’s count of particles to the amount used in molar-volume calculations.

• Order of magnitudeRelated: Its exponent gives the scale of the number of particles in a mole.

• Gas lawsRelated: It connects the amount of gas in moles to particle number.

• Atomic mass unitRelated: Together with the mole and carbon-12 definition, it connects atomic-scale mass to macroscopic mass.

• Powers of tenRelated: Its scientific notation uses a large power of ten to express a counting scale.

• Gas constantRelated: Multiplying the Boltzmann constant by this constant gives the molar gas constant.

• Physical constantBroader topic: Its exact value defines the mole and connects counting to amount of substance.

• Jean PerrinRelated: Perrin’s independent estimates of this constant supported the molecular interpretation of matter.

• Number densityRelated: It converts molar concentration into a count of entities per volume.

• Amedeo AvogadroRelated: Its name commemorates Avogadro, though the constant was established after his lifetime.

• Water memoryRelated: Beyond ordinary dilution limits, preparations are expected to contain no molecules of the starting substance.

• Mathematical constantBroader topic: It illustrates a constant defined by an exact convention and used in science.

• Oil-drop experimentRelated: Combining Millikan's charge with Faraday's constant yields the number of entities per mole.