Decomposition of Carbonic Acid
H2CO3 → H2O + CO2
Visão geral
Carbonic acid readily decomposes into water and carbon dioxide gas. This unstable acid exists in equilibrium with dissolved CO2 in water. The enzyme carbonic anhydrase catalyzes this reaction in blood, facilitating CO2 transport and release in the lungs.
Participantes
| Papel | Substância | Coeficiente | Estado |
|---|---|---|---|
| Reagente | Carbonic Acid H₂CO₃ | 1 | (aq) |
| Produto | Water H₂O | 1 | (l) |
| Produto | Carbon Dioxide CO₂ | 1 | (g) |
Exemplo do cotidiano
The fizzing when you open a carbonated drink is CO2 escaping as dissolved carbonic acid decomposes.
Importância industrial
Este equilíbrio é central na química dos oceanos, na regulação do pH sanguíneo e na tecnologia de gaseificação na indústria de bebidas.
Propriedades
- Tipo
- Decomposition
- Reversível
- Sim
- Energia
- Endotérmico
- ΔH
- 20,0 kJ/mol
- Catalisador
- Carbonic anhydrase enzyme
Reações relacionadas
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Decomposition of Nitrous Oxide (Laughing Gas)
Decomposition of Barium Peroxide
Decomposition of Sodium Bicarbonate
Decomposition of Water (Electrolysis)
Decomposition of Silver Chloride (Photodecomposition)
Thermal Decomposition of Lead(IV) Oxide
Decomposition of Hydrogen Peroxide
Decomposition of Sodium Azide (Airbag Reaction)
Decomposition of Ammonium Nitrate
Frequently Asked Questions
What is the equation for Decomposition of Carbonic Acid?
The balanced equation is: H₂CO₃ → H₂O + CO₂.
What type of reaction is Decomposition of Carbonic Acid?
Decomposition of Carbonic Acid is a decomposition reaction. It is reversible under certain conditions.
Is Decomposition of Carbonic Acid exothermic or endothermic?
Decomposition of Carbonic Acid is endothermic (absorbs energy). The enthalpy change (ΔH) is 20.0 kJ/mol.
What conditions are needed for Decomposition of Carbonic Acid?
This reaction requires a catalyst (Carbonic anhydrase enzyme).