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With the Indicator Sponge: A Discrepant Event Demonstration—ChemTopic™ Lab Activity, placing a red sponge in a red solution and having it turn blue is sure to capture your students’ attention and stimulate a lively discussion of possible explanations. Available as part of the Acids and Bases—ChemTopic™ Labs digital collection. Click the Price link for digital collection pricing.
1-800-452-1261
