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Chemistry listen 1

Dave's ESL Cafe's Student Discussion Forums Forum Index -> Science

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Joined: 07 Apr 2009
Posts: 28

Posted: Sat Apr 18, 2009 5:52 pm Post subject: Chemistry listen 1

Go to the internet find the difinition and example with Element Compounds Molecules Atom Sub-atom pure substance Insoluble soluble mixture Then explam in a full detail how superature the iron powder, salt powder and sand when they are mixing together? make sure you list all the equipments. [/img][/b] _________________ String

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