enthalpy
معنی فارسی
حرارت فعال
معنی کامل و مثالها
/en thal´pē, en´thǝl pē/n.
● (فیزیک) در دما، انتالپی (گرمای درونی دستگاه برحسب واحد جرم)
ریشه و کاربرد
ریشه
Derived from the Greek words 'en' meaning 'in' and 'thalpein' meaning 'to heat'.
مثال
- The enthalpy of the system increased as heat was added.
- Enthalpy is a state function and depends only on the final and initial conditions of the system.
- The enthalpy change of a reaction can be determined experimentally.
ترکیبهای رایج
Enthalpy change Enthalpy of reaction Enthalpy of vaporization Standard enthalpy Enthalpy of formation
تعریف انگلیسی
noun
- (thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure “enthalpy is the amount of energy in a system capable of doing mechanical work”