The pH scale is used to measure the acidity of a fluid. The pH scale ranges from 0 to 14. A pH of 7 is neutral, whereas a pH result below 7 is acidic and above 7 is alkaline. Urine has the widest ...

David Kuchta, Ph.D. has 10 years of experience in gardening and has read widely in environmental history and the energy transition. An environmental activist since the 1970s, he is also a historian, ...

Watch this video to see how a salt can be produced in the lab by neutralising sulfuric acid with a metal carbonate, in this case copper carbonate. Here are some ways neutralisation is used: Farmers ...

Purdue Extension Educators frequently encourage homeowners to get soil tests when they want to grow new plants in an area, or try to diagnose what’s wrong with plants currently growing. One key ...

IPI tests paper-based materials and adhesives for pH levels using a modification (described in ISO 18902) of the standardized test, TAPPI T 509 Hydrogen Ion Concentration (pH) of Paper Extracts (Cold ...

How well do you remember the pH scale from chemistry class? Today’s Google Doodle presents a small interactive to jog your memory, and more importantly, celebrate Søren Peder Lauritz Sørensen, the ...

Beer wasn’t always so consistant. Even the same producer’s brews could be wildly different in quality (Getty/iStock) Do you remember any chemistry from your schooldays? Dipping litmus paper into a ...

Healthy plants are the most critical component of a thriving garden. And one of the best ways to keep them that way is to make sure your soil's pH level suits their needs. Every plant requires a ...