enthalpy

Noun

Meaning

(thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure

Synonyms

Hypernyms

Phrases with the word

Examples

enthalpy is the amount of energy in a system capable of doing mechanical work Source: Internet

An alternative description is to view the enthalpy of condensation as the heat which must be released to the surroundings to compensate for the drop in entropy when a gas condenses to a liquid. Source: Internet

A negative value for the enthalpy change of solution corresponds to an ion that is likely to dissolve, whereas a high positive value means that solvation will not occur. Source: Internet

A negative enthalpy of solution means that the solute is less soluble at high temperatures. Source: Internet

A reaction will be a spontaneous process at a certain temperature if the products have a lower Gibbs free energy (an exergonic reaction ) even if the enthalpy of the products is higher. Source: Internet

As an example, automotive engines convert chemical energy ( enthalpy ) from the fuel into heat, and then into mechanical work that eventually turns the wheels. Source: Internet

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