---
title: "Homogeneous Mixture — AP Chem Definition & Exam Guide"
description: "A homogeneous mixture (solution) has uniform composition throughout, like salt water or air. Learn how AP Chem tests it in Units 1 and 3, from molarity to solubility."
canonical: "https://fiveable.me/ap-chem/key-terms/homogeneous-mixture"
type: "key-term"
subject: "AP Chemistry"
---

# Homogeneous Mixture — AP Chem Definition & Exam Guide

## Definition

A homogeneous mixture is a type of mixture in which the components are uniformly distributed throughout, and cannot be visually distinguished from one another.

## Related Study Guides

- [3.10 Solubility](/ap-chem/unit-3/solubility/study-guide/XmVywOyhrzQscHR0OYP1)
- [3.7 Solutions and Mixtures](/ap-chem/unit-3/solutions-mixtures/study-guide/lmjYxgiQN5yljSWPxWUl)

## Review

### Related Terms

- [Solution](/ap-chem/key-terms/solution): A type of homogeneous mixture formed when one substance (the solute) dissolves into another (the solvent).
- Colloid: A type of homogeneous mixture where tiny particles are dispersed in another substance but do not settle out.
- Suspension: Unlike a homogeneous mixture, this is a heterogeneous mixture where visible particles settle out over time.