Several theories have been developed to explain the behaviour of acids and bases. The most notable theories include the Arrhenius concept, the Brønsted-Lowry theory, and the Lewis concept. In the ...

An acid-base indicator is a substance that changes color as the pH of the solution changes. Indicators work because they are weak acids which when in solution, exist in equilibrium with their ...

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 ...

Could health claims on baby formula lead parents to abandon breastfeeding? The FDA thinks so. The FDA just announced that it is planning to research health claims on infant formulas such as "supports ...

Objective: Dietary counseling and intervention based on application of conventional criteria have been ineffective in preventing the progressive weight loss associated with HIV infection. The aim of ...

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 ...