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Canonical static concept record

Chemical potential

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Summary

The change in an appropriate thermodynamic potential when the amount of one component changes at fixed specified variables.

Record metadata

Concept sources

Incoming relations (arrows to this concept)

Each relation below ends at this concept.

Chemical standard stateChemical potential

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This is an authored directed relation from the source endpoint to the target endpoint.

Authored explanation

Standard chemical potentials and activities require an explicit standard-state convention.

How to interpret this relation type

The target represents a state, property, observable, or state-dependent description associated with the source system or theory.

Relation sources

Outgoing relations (arrows from this concept)

Each relation below starts at this concept.

Chemical potentialChemical activity

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This is an authored directed relation from the source endpoint to the target endpoint.

Authored explanation

At fixed temperature and a specified standard state, activity is the exponential reparameterization of chemical potential, a=exp[(μμ)/(RT)]a=\exp[(\mu-\mu^\circ)/(RT)].

How to interpret this relation type

Reinterpret an object, pass to an equivalent presentation, or relate canonically corresponding structures; the carrier may change.

Relation sources

Chemical potentialChemical thermodynamics

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This is an authored directed relation from the source endpoint to the target endpoint.

Authored explanation

Chemical potentials supply chemical thermodynamics with component-wise driving forces for diffusion, phase transfer, and reaction in multicomponent systems.

How to interpret this relation type

The source supplies a substantive formal ingredient, dynamical sector, law, field content, or mechanism of the target theoretical framework.

Relation sources

Chemical potentialPhase transition

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This is an authored directed relation from the source endpoint to the target endpoint.

Authored explanation

At equilibrium, chemical potentials of transferable components satisfy phase-coexistence conditions subject to mechanical and thermal constraints.

How to interpret this relation type

A theory, law, or interaction describes the behavior of the target within a stated regime. The edge detail must state important limits or qualifications.

Relation sources