Today for Science with Dr. Bob we are working with an unconventional way to check the pH certain liquids. "Cabbage shows its colors as a pH indicator" · Plants are the primary producers of food and ...

Tear up two leaves of red cabbage and place the pieces in a zip-closing plastic bag. Add about 1 cup of room temperature water. Get as much air out of the bag as you can and close the bag securely ...

Experiment #1 – Is it an acid, base or neither? The pH scale (which ranges from 0 to 14) gives us the ability to understand how acidic (pH lower than 7) or basic (pH higher than 7) an item is. We can ...