Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

The pH of several common household items is observed using universal indicator and pH standards for reference. Prepare desired household chemicals, ie: vinegar, soap, ammonia, lemon juice, clear soda ...

* Found with the antacids in most grocery stores and drugstores. † Make red cabbage indicator: Shred 1-2 red cabbage leaves and freeze 1 hour in a zip-close plastic bag. Add 1/3 cup warm water, reseal ...