Answer:
Hess's law is primarily used in the field of chemistry and thermodynamics to calculate the enthalpy change of a reaction. While it may not have direct applications in everyday activities, its principles are crucial in various industrial processes and scientific research. For instance, in chemical engineering, understanding the heat changes associated with reactions is essential for designing efficient processes and optimizing reaction conditions.
Additionally, the principles of Hess's law contribute to our understanding of energy changes in combustion reactions, which are relevant to fields like fuel development and energy production. While not directly used in daily life, the knowledge derived from these principles has implications for advancements in technology, energy efficiency, and environmental impact.
Step-by-step explanation:
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