TLF ID L5815
Test solutions to find whether they are acidic, basic or neutral. Arrange them in order of acidity. Measure the pH of solutions using universal indicators and a pH meter. Identify mystery liquids by measuring their pH. For example, identify the liquid in a car battery as an acid. Remember, all acids and bases including the dilute solutions used in this object, can be harmful and should be handled with care. This learning object is one in a series of six objects.