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Chemical substance

en.wikipedia.org/wiki/Chemical_substance

A chemical substance is a form of matter that has constant chemical composition and ... A chemical substance (also called a pure substance) may well be defined as "any material with a definite ...

What Is a Pure Substance? (Chemistry Definition)

chemistry.about.com/od/chemistryglossary/g/Pure-Substance-Definition.htm

This is the definition of pure substance along with examples of things that are pure substances (and ones that aren't).

What is a pure substance in science? | Reference.com

www.reference.com/science/pure-substance-science-9745a6a9b7b16cb5

A pure substance is any single type of material that has not been contaminated by another substance. Water is considered a pure substance if the water contains  ...

www.ask.com/youtube?q=Pure Substance&v=Ze0kG4yeFS0
Apr 21, 2014 ... A basic introduction to pure substances. ... Pure substance is composed of only one type of element or compound.. Read more. Show less.

Pure Substance in Chemistry: Definition, Properties & Examples ...

study.com/academy/lesson/pure-substance-in-chemistry-definition-properties-examples.html

May 3, 2015 ... This lesson introduces the concept of the pure substance. The impact of purity on the physical and chemical properties are discussed and ...

Pure Substances vs. Mixtures - Chemsite

chemsite.lsrhs.net/Intro/Pure_vs_mixtures.html

Matter can be classified in to two broad categories: pure substances and mixtures . ... Compounds - substances made from two or more different kinds of atoms.

Pure Substances, Mixtures and Solutions, Oh My! This lesson will ...

www.cpalms.org/Public/PreviewResourceLesson/Preview/125968

This lesson will assist students in distinguishing between pure substances and mixtures. Students will be able to identify elements and compounds as examples  ...

Thermodynamic Properties of Pure Substances: Pure Substances

www.wiley.com/college/moran/CL_0471465704_S/user/tutorials/tutorial2/Pure_Sub/index.html

A pure substance is one composed of a single chemical species, which may exist in more than one phase. Different phases of a substance have the same ...

Is wood a pure substance? - Quora

www.quora.com/Is-wood-a-pure-substance

Wood is a heterogeneous mixture. First, let's split pure substances and mixtures. Pure substances are filled entirely with elements or compounds, whereas ...

Pure substance | Article about pure substance by The Free Dictionary

encyclopedia2.thefreedictionary.com/pure substance

Looking for pure substance? Find out information about pure substance. A sample of matter, either an element or a compound, that consists of only one ...

Answer
A substance is a form of matter that has a constant chemical composition and characteristic properties. It cannot be separated into its several components without breaking its chemical bonds.
Water, gold, table salt and sugar are all substances.
More Info

What Is a Pure Substance? - Chemistry - About.com

chemistry.about.com

You may have wondered what is meant by the term 'pure substance'. Here's what a pure substance is and how you can tell if something is pure or not.

Chemistry Tutorial : Pure Substances and Mixtures - AUS-e-TUTE

www.ausetute.com.au

Definitions and properties of pure substances and mixtures suitable for chemistry students.