About This

Kit for determining differences between acid and base properties, the role of hydrogen and hydroxide ions in acids and bases, and the relationship of pH scale to acid and base strength
Activities for examining effects of acids and bases on several chemical pH indicators, identifying pH of common household materials, and determining composition of four unknown clear solutions
Materials for 15 groups of students for hands-on learning
Teacher’s manual and student study guide copymasters for instructional use
Suitable for age 13 and older with adult supervision

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