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 ...

An acid-base indicator is a substance that changes color as the pH of the solution changes. Indicators work because they are weak acids which when in solution, exist in equilibrium with their ...

A well-established technique, acid-base titration is an analytical method used to determine the concentration of an unknown acid or base. In practice, it involves adding a solution of known strength ...

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 ...

Vinegar is acidic because of its low PH. Consuming it doesn’t affect your body’s natural pH levels, which stay stable unless you have an underlying medical condition. Vinegars are versatile liquids ...

It is very important to separate and purify products from synthetic reaction mixtures. Extraction methods are used for separating the desired product from un-reacted starting materials or from ...