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 ...

How can a humble cabbage show you chemistry in action? The color changing cabbage experiment uses red cabbage juice as a pH ...

The pH is a negative logarithmic scale, which measures the molar concentration of hydrogen ions from 1 to 10 14 ions. It therefore has no unit of measurement. Numbers on a negative logarithmic scale ...

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 NYTimes article has an article today talking about the role of lactic acid and exercise. First up, I think the fault probably lies with the writer, not the scientist, for misrepresenting valid ...

The pH scale is used to measure acidity and alkalinity levels. It measures the presence of positively and negatively charged hydrogen ions in a particular solution. The higher the hydrogen ions, the ...

Forbes contributors publish independent expert analyses and insights. Robert Rapier is a chemical engineer covering the energy sector. While the story describes an actual issue of concern (more on ...