Identify the independent (manipulated) and dependent (responding) variables in a scientific investigation. Draw conclusions about the relationship between two variables using quantitative data.

Some beverage products contain real fruit juice and some are made with artificial food dyes. Let’s do some chemistry experiments with a variety of beverages to see if they contain real fruit juices or ...

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 ...

Watch an exciting chemical reaction between an acid and a base create a volcanic eruption! This classic experiment teaches about chemical reactions, gases, and pressure while creating an impressive ...

Discover how red cabbage can act as a natural pH indicator, revealing whether substances are acids or bases through beautiful color changes. pH is a measure that tells us how acidic or basic a ...