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Definitions from the Web

Atomic Mass

Description:

Atomic mass, also known as atomic weight, refers to the average mass of atoms in a sample of an element. It is calculated by considering the relative abundance of the various isotopes of an element and their respective masses.

Senses:

Sense 1:

Noun: The weighted average mass of the atoms in a naturally occurring sample of an element.

Example Sentence: The atomic mass of carbon is approximately 12.01 atomic mass units.

Sense 2:

Noun: A measurement unit used to express atomic and molecular weights.

Example Sentence: The atomic mass unit (amu) is defined as one twelfth the mass of a carbon-12 atom.

Sense 3:

Adjective: Pertaining to the mass of individual atoms or the average mass of atoms of a specific element.

Example Sentence: The atomic mass scale allows us to compare the masses of different atoms.

Sense 4:

Adjective: In nuclear physics, pertaining to the mass of an atomic nucleus.

Example Sentence: The atomic mass of a nucleus is determined by the number of protons and neutrons it contains.

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