System

Definition

In chemistry, a system refers to a specific portion of matter that is being studied or observed. It can be as small as an individual molecule or as large as an entire container of gas.

Related terms

Closed System:

A type of system that allows for the exchange of energy with its surroundings but not matter.

Open System:

A type of system that allows for both the exchange of energy and matter with its surroundings.

Isolated System:

A type of system that does not allow for any exchange of energy or matter with its surroundings.