At this site you will find a step by step process for making a natural pH indicator. One of the main materials you need to have on hand is a red cabbage.

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Concepts

acids, acids and bases, bases, litmus paper, ph

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Additional Tags

acid rain experiments, chemistry, epa, environmental protection agency, making a natural ph indicator, chemical, measuring ph, neutralizing acids, neutralizing bases, ph indicators, ph neutral, ph paper, ph tester kit, the ph factor, water ph

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Classroom Considerations

Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)

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