Журнал термодинамики и катализа
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Applications of Enthalpy Designing Process across Various Fields

Nagrimanov Samatov*

Enthalpy is a fundamental concept in thermodynamics and chemistry, important for understanding energy changes in chemical reactions and physical processes. It provides insights into heat transfer, reaction spontaneity, and energy efficiency. This article searches into the definition of enthalpy, its significance in chemical reactions, and its applications in various fields. A thermodynamic quantity called enthalpy expresses a system's total heat content. The definition of it is the total of the system's internal energy plus the product of its pressure and volume. An example is the decomposition of calcium carbonate into calcium oxide and carbon dioxide when heated. Enthalpy changes are typically measured using calorimetry, a technique that quantifies the amount of heat exchanged in a reaction. In a calorimetry experiment, the reaction takes place in a calorimeter, an insulated device that minimizes heat exchange with the environment.