Chemistry - Acids and Bases - Indicators and pH scale introduction - pH Testing Lab
Virtual pH testing station. Show 10 unlabeled solutions in beakers. The child has 3 indicator options to add: litmus, phenolphthalein, or universal indicator. They add an indicator to each beaker and observe the color change to determine the pH. Solutions: pH 1 (battery acid - red), pH 3 (vinegar),