Nitric Acid and Potassium Hydroxide Neutralization
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HNO3 + KOH → KNO3 + H2O
Visão geral
Nitric acid reacts with potassium hydroxide to produce potassium nitrate and water. This is a strong acid-strong base neutralization yielding a neutral salt. Potassium nitrate is one of the oldest known chemical compounds, historically called saltpeter.
Participantes
| Papel | Substância | Coeficiente | Estado |
|---|---|---|---|
| Reagente | Nitric Acid HNO₃ | 1 | (aq) |
| Reagente | Potassium Hydroxide KOH | 1 | (aq) |
| Produto | Potassium Nitrate KNO₃ | 1 | (aq) |
| Produto | Water H₂O | 1 | (l) |
Exemplo do cotidiano
Potassium nitrate (saltpeter) has been used for centuries in food preservation, particularly in curing meats, and as a key ingredient in gunpowder.
Importância industrial
O nitrato de potássio é utilizado em fertilizantes, fogo-de-artifício, conservação de alimentos e como fluido de transferência de calor em centrais solares de concentração.
Propriedades
- Tipo
- Acid-Base
- Reversível
- Não
- Energia
- Exotérmico
- ΔH
- -57,1 kJ/mol