Acids and bases are classes of materials that have different ... This activity is adapted from an activity that originally appeared in the Celebrating Chemistry issue for Chemists Celebrate Earth Day ...

This educational film explores acid-base indicators and their color changes in response to acidity. It demonstrates how substances like tea, red cabbage, and litmus paper react when acids are ...

This means that the pH values of strong acids are lower than that of weak acids, which explains why the rate of reaction of strong acids with substances (such as metals, metal carbonates etc ...

Learn what pH means and how it is measured in this KS3 chemistry guide from BBC Bitesize. Neutralisation reactions Acids and alkalis react together in neutralisation reactions which produce salts ...

Bile acids were first described chemically in 1849, and Heinrich Wieland was awarded a Nobel Prize in 1927 for comprehensively describing their chemistry. This description included the final step ...