Bases are metal oxides, metal hydroxides and metal carbonates. In the neutralisation reaction between an acid and a metal carbonate, there are three products: One example of this is the reaction ...

A pH or acid-base indicator is a compound that ... change can also be used as evidence that a chemical reaction has occurred. Students will explore what happens during neutralization by using a base ...

This pigment is a natural acid-base indicator. It is blue in neutral substances, like plain water. When an acid like lemon juice gets in the water, a reaction makes the indicator molecule change shape ...

For example, ethanoic acid (CH 3 COOH ... Carboxylic acids can also react with bases to form a salt and water in neutralisation reactions. When long chain 'fatty' acids are used, the salt formed ...