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Ideal dilute solution

Term · Chemistry · MLC-T-CHM-005572

A dilute solution in which the solvent obeys Raoult's law and the solute obeys Henry's law, so solute-solute interactions are negligible and the solute activity coefficients can be taken as one. The solute activity is then proportional to its mole fraction or concentration, with a constant that depends on the particular solute and solvent. Real solutions approach this behavior only as the solute concentration tends to zero.

Table 1. Record
IdentifierMLC-T-CHM-005572
FieldChemistry
SubjectPhysical and Biophysical Chemistry
ReferencesPAC, 1994, 66, 533. 'Standard quantities in chemical thermodynamics. Fugacities, activities and equilibrium constants for pure and mixed phases (IUPAC Recommendations 1994)' on page 545 (https://doi.org/10.1351/pac199466030533)
See alsoDilute solution; Henry's law; Activity coefficient
Record as JSON
{
  "id": "MLC-T-CHM-005572",
  "term": "Ideal dilute solution",
  "field": "Chemistry",
  "definition": "A dilute solution in which the solvent obeys Raoult's law and the solute obeys Henry's law, so solute-solute interactions are negligible and the solute activity coefficients can be taken as one. The solute activity is then proportional to its mole fraction or concentration, with a constant that depends on the particular solute and solvent. Real solutions approach this behavior only as the solute concentration tends to zero.",
  "subject": "Physical and Biophysical Chemistry",
  "see_also": [
    "dilute solution",
    "Henry's law",
    "activity coefficient"
  ],
  "references": [
    "PAC, 1994, 66, 533. 'Standard quantities in chemical thermodynamics. Fugacities, activities and equilibrium constants for pure and mixed phases (IUPAC Recommendations 1994)' on page 545 (https://doi.org/10.1351/pac199466030533)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/ideal-dilute-solution/"
}

Record 5,914 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.