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Printable pH testing lab worksheet with procedures for testing five solutions using pH paper and a color reference chart.
Worksheet

pH Testing Lab Activity

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About:

This printable lab worksheet guides students in Grades 5–8 through a hands-on pH testing activity using five solutions (apple juice, baking soda, soap water, vinegar, and water), pH testing strips, and a color reference chart. Students measure and record the pH of each solution, then rank them by acidity. Useful for chemistry units on acids and bases, in-class lab work, or at-home science exploration.

Subject:
Science
Topic:
Chemistry
Grade Level:
5th – 8th Grades
Updated May 2026

Word Bank

  • Apple juice
  • Baking soda
  • Soap water
  • vinegar
  • Water

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