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Acids & Bases


Students read different definitions of "acids" and "bases." In an interactive exercise, they identify if a substance is an acid or a base.

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very nice....

Posted by Rushikesh Takankhar on 4/24/2012 10:02:54 AM Reply

good job

Posted by TJ Spilman on 5/19/2005 12:00:00 AM Reply

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