avogadro's number

noun

Pronunciation: ˌævəˈɡɑːdroʊz ˌnʌmbər

Definition

The fundamental physical constant representing the number of constituent particles, usually atoms or molecules, contained in one mole of a substance, approximately 6.022 × 10^23.

Examples

• In chemistry, Avogadro's number allows scientists to relate the mass of a substance to the number of atoms it contains.

• Students often struggle to visualize the sheer scale of Avogadro's number when first learning about moles.

• The value of Avogadro's number is essential for calculating the molar mass of various chemical compounds.

Synonyms of avogadro's number

Words with a similar meaning to avogadro's number:

• Avogadro constant

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