The pH scale that is widely accepted and used by scientists didn't actually exist until 1909. Before then scientists had to rely on using adjectives to describe the acidity or basicity of a substance ...

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 ...

Your body is constantly performing a delicate balancing act that most of us never think about. While we’re busy worrying about calories and carbs, a microscopic chemistry experiment determines how ...

Today’s Google doodle honors the Danish chemist S.P.L. Sørensen. As the head of Copenhagen’s Carlsberg Laboratory, Sørensen is known for inventing the pH scale to measure acidity and alkaline levels ...

Soil pH is a measure of soil acidity or alkalinity. On the pH scale, a value of 7.0 is neutral, pH values less than 7.0 are acidic, and pH values greater than 7.0 are alkaline. Homeowners and ...

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 ...