We're having a presentation tomorrow on organic compounds of carbon and carbonic acid, so give me notes on these topic's

Here are some notes for your presentation:

Organic Compounds of Carbon
Organic compounds are a vast class of molecules that contain carbon atoms, typically bonded to hydrogen atoms, and often to other elements like oxygen, nitrogen, sulfur, phosphorus, or halogens. Carbon's unique ability to form stable bonds with itself and other elements allows for an immense diversity of structures, including long chains, branched structures, and rings. These compounds are fundamental to life and include substances like carbohydrates, proteins, fats, and DNA.

Carbonic Acid
Carbonic acid (H₂CO₃) is a weak, unstable acid formed when carbon dioxide (CO₂) dissolves in water (H₂O). It exists in a chemical equilibrium:
CO₂(aq) + H₂O(l) ⇌ H₂CO₃(aq)
Because it is unstable, carbonic acid readily decomposes back into CO₂ and H₂O. It plays a vital role in biological systems, such as regulating blood pH, and is responsible for the fizziness in carbonated beverages. It also contributes to ocean acidification.