If you take chemistry or teach chemistry you will be asked to answer this question it's easy to say chemistry is important because everything is made from chemicals but there are a lot of other reasons
A carboxyl group (COOH) is a functional group consisting of a carbonyl group (C=O) with a hydroxyl group (O-H) attached to the same carbon atom. Carboxyl groups have the formula -C(=O)OH, usually written as -COOH or CO2H.