Acid throwing is a historical method for retribution against women but has become a modern threat of another nature. Concentrated acids and other corrosive substances have appeared as modern tools of ...

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 ...

DNA and RNA sequencing has become the new watchword for the biological researchers, as this tells them exactly what is going on at cellular level in health and disease. However, it is a partial ...

Use a cabbage detector to learn how acids (like vinegar) and bases (like soap) change the color of water. Lose the Blues with CO 2 Carbon dioxide is one of life’s most essential gases. Test how much ...

ANCIENT alchemists wanted to transform common metals into gold. Now chemists have achieved a more subtle modern-day equivalent – converting the element boron from an acid to a base. The work could ...

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 ...

Chapter 5 (Acids, Bases and Salts) of Class 7 Science NCERT Book (PDF) is available here for download in PDF format. Get it now & prepare for CBSE Class 7 Science exam. It is one of the most important ...

Students will be able to explain that if two substances cause turn a pH indicator different colors, they must be different substances. Students will be able to explain that the color that a substance ...