The pH scale is used to measure acidity and alkalinity. When an acid is neutralised, it forms a salt. Making salts Acids react with metals, bases and carbonates to produce salts. Neutralisation is ...
Antacid tablets contain bases such as magnesium hydroxide and magnesium carbonate to neutralise the extra acid. When an acid is added to an alkali the pH of the acid increases towards 7 and the pH ...