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PURE SUBSTANCES HAVE DIFFERENT PROPERTIES<br />
Melting Ice Cube, Sugar & Baking Soda<br />
Substances (also called 'pure substances') can be composed of one type of matter (elements) or more than one (compounds). The different types of matter in a substance cannot be separated by physical means, but only by chemical changes.

Fphoto-28989103C-2RM.jpg

PURE SUBSTANCES HAVE DIFFERENT PROPERTIES
Melting Ice Cube, Sugar & Baking Soda
Substances (also called 'pure substances') can be composed of one type of matter (elements) or more than one (compounds). The different types of matter in a substance cannot be separated by physical means, but only by chemical changes.

Copyright:© 1991 Richard Megna - Fundamental Photographs

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