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 ...

When an acid is neutralised, it forms a salt. Making salts Acids react with metals, bases and carbonates to produce salts. Neutralisation is the reaction between an acid and a base. Titration and ...

Acid-base indicators change color depending on whether they are ... This activity is adapted from an activity that originally appeared in the Celebrating Chemistry issue for Chemists Celebrate Earth ...

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 ...

Learn what pH means and how it is measured in this KS3 chemistry guide from BBC ... name can be found from the name of the acid and metal. Acids and bases Acids, bases and alkalis are found ...