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 ...

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 ...

Google celebrated the life of Søren Peder Lauritz (S.P.L.) Sørensen on Tuesday with an interactive homepage doodle that pays tribute to the Danish chemist. While Sørensen was working as the chemical ...