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Amphiprotic Molecules: Versatile Building Blocks for Chemical Reactions

Amphiprotic refers to a molecule or a substance that has both acidic and basic properties. In other words, it can act as both an acid and a base, depending on the conditions. This property allows amphiprotic molecules to react with a wide range of other compounds, making them useful in various chemical reactions and applications.

Some common examples of amphiprotic molecules include:

1. Amino acids: Many amino acids have both acidic and basic side chains, allowing them to participate in both acid-base reactions and peptide bond formation.
2. Proteins: Some proteins, such as enzymes, can act as both acids and bases, depending on the reaction they are catalyzing.
3. Buffers: Buffers are substances that resist changes in pH by reacting with excess hydrogen ions (H+) or hydroxide ions (OH-) to maintain a stable pH environment. Many buffers, such as bicarbonate and carbonic acid, are amphiprotic.
4. Surfactants: Some surfactants, such as sodium lauryl sulfate, have both acidic and basic functional groups, allowing them to solubilize both hydrophobic and hydrophilic compounds.

Overall, amphiprotic molecules play important roles in many biological and industrial processes, and their ability to act as both acids and bases makes them versatile and useful in a wide range of applications.

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