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Mass

Definition

Mass refers to the amount or quantity of matter contained within an object or substance. It is typically measured using units such as grams (g) or kilograms (kg).

Analogy

Think about going grocery shopping with your backpack. The mass would be equivalent to how heavy your backpack feels when it's filled with groceries.

Related terms

Empirical Formula: The empirical formula represents the simplest whole-number ratio of atoms present in a compound.

Molecular Formula: The molecular formula gives the actual number and types of atoms present in a molecule.

g/mol: A unit used to express molar mass, which is the mass per mole of a substance.

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AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.