Calor de Dissolução
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
ΔH_sol
About this calculator
The Dissolution Enthalpy is a fundamental magnitude in chemistry, represented by the formula ΔH_sol. It describes the variation of liquid energy associated with the dissolution of a substance in a solvent. This measure is crucial to understand the stability and reversibility of chemical reactions.
The Dissolution Enthalpy is measured in joules per mole (J/mol) and can be positive or negative, depending on the case. A positive Dissolution Enthalpy indicates that dissolution releases energy, while a negative Dissolution Enthalpy indicates that dissolution absorbs energy.
The Dissolution Enthalpy is used in a variety of fields, from the characterization of chemical compounds to the understanding of environmental processes. Additionally, it is an essential tool in the investigation of chemical reactions and the optimization of industrial processes.
Frequently asked questions
What is Dissolution Enthalpy?
Dissolution Enthalpy is the variation of liquid energy associated with the dissolution of a substance in a solvent. It is measured in joules per mole (J/mol).
Can there be a negative Dissolution Enthalpy?
Yes, it is possible. A negative Dissolution Enthalpy indicates that dissolution absorbs energy.
In what cases is Dissolution Enthalpy important?
Dissolution Enthalpy is important in chemical reactions, characterization of chemical compounds and environmental processes.
How is Dissolution Enthalpy calculated?
Dissolution Enthalpy is calculated using the formula ΔH_sol, which depends on the formation enthalpy of the solvent and the formation enthalpy of the dissolving substance.