week01 - Important Web Pages for CHM111 Homework: we use...

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1 Important Web Pages for CHM111 • Homework: we use Web Assign http://www.webassign.net/purdue/login.html • Lecture Notes – BlackBoard http://www.itap.purdue.edu/tlt/blackboard/index.cfm – (go to Purdue homepage, direct link to “blackboard” is under access purdue ” at the bottom right corner) • Everything about Purdue Chemistry Dept http://www.chem.purdue.edu/ , and click “for students” Chemistry is about … Composition and Changes of Matter Lecture 1 Ch. 1 Matter and Energy • Matter and its Classification • Physical and Chemical Changes and Properties of Matter • Energy and Energy Changes • Scientific Inquiry
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2 Chemical Classifications of Matter Matter: anything that occupies space and has mass 1) Pure substances 2) Mixtures Pure Substances • Have uniform, or the same, chemical composition throughout and from sample to sample. • Two kinds of pure substances –E lemen t
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This note was uploaded on 02/14/2011 for the course CHEM 111 taught by Professor Cao during the Fall '07 term at Purdue.

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week01 - Important Web Pages for CHM111 Homework: we use...

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