Answer And Explanation:<em><u> An amino acid contains a carboxyl group and an amine group and other groups, depending on its structure. A carbohydrate contains hydroxyl groups and several other functional groups depending on the structure. The green NH₂ group is an amino group. The COOH is the carboxyl group.</u></em>
Answer:
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Explanation:
A precipitate is formed when a mixture of two soluble substances results in the formation of an insoluble product. It usually happens during a double decomposition reaction.
The two clear liquids combined both contain soluble substances. These interact to yield an insoluble product also known as a precipitate which is black in colour and settles on the bottom of the beaker.
Moss. Moss is mostly used for soil conditioners.