Need chemistry help with pure and impure substances

timer Asked: Dec 26th, 2015
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Question Description

distinguish between pure and impure substances;

Tutor Answer

School: UT Austin

Thank you for the opportunity to help you with your question!

If a substance consist only one type of particles (these particles are in consistent ratio) and it has uniform composition and properties then that substance is called pure substance examples are sugar and salt etc

If a substance consists of two or more different kinds of particles(these particles are not in consistent ratio) and it does not have uniform composition and properties then that substance is called impure substance examples are air and soil etc

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