What does pure substances mean?
Understand the Problem
The question is asking for the definition of pure substances. A pure substance is a material that has a consistent and uniform composition. This means it has specific properties and cannot be separated into other substances by physical means.
Answer
Pure substances are made up of only one type of particle and have a fixed structure.
Pure substances are substances made up of only one type of particle and have a fixed, constant composition.
Answer for screen readers
Pure substances are substances made up of only one type of particle and have a fixed, constant composition.
More Information
Pure substances include elements, which consist of only one type of atom, and compounds, which consist of molecules formed from atoms of different elements.
Tips
Common mistakes include confusing pure substances with mixtures. Remember that mixtures consist of two or more different substances mixed together.
Sources
- Pure Substances and Mixtures - BYJU'S - byjus.com
- Pure Substance Definition and Examples - ThoughtCo - thoughtco.com
- Pure Substance in Chemistry | Definition, Properties & Examples - Study.com - study.com