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Worksheet
Curated OER

Acid-base Indicators

For Students 8th - 12th
There is a chart to complete with results of the titrations for the 14 different pH indicators.  There are also nine questions for data analysis, and then four problems requiring equations, molarities, and pH values.
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Activity
Other

The Science House: Cabbage Juice Indicator

For Students 9th - 10th
In this lab experiment, students will use red cabbage as an indicator to test whether a substance is an acid or a base. Teacher's notes provide background information.