Explain Why Elements and Compounds Are Pure Substances?

Answer

The reason as to why elements and Compounds are pure substances is because the former are made of one kind of atom and compounds are the latter out of elements. Compounds are a combination of pure substances composed of two or more elements to stabilise them.
Q&A Related to "Explain Why Elements and Compounds Are Pure..."
Elements and compounds are pure substances because they both have fixed compositions or uniformed compositions.
http://wiki.answers.com/Q/Why_are_elements_and_com...
They are unmixed with other substances and retain their form down to the lowest atom (elements) or molecule (compounds). Basically, elements are completely made of the same atoms
http://answers.yahoo.com/question/index?qid=200610...
A pure substance is made up of one type of atom which is a
http://www.chacha.com/question/why-is-a-pure-subst...
Elements differ from compounds at the level of molecular structure. molecules of elements contain only one type of atoms in it. In contrast molecules of compounds are formed bu combination
http://www.enotes.com/homework-help/both-elements-...
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