Mass fraction

{
  "id": "MLC-T-CHM-006980",
  "term": "Mass fraction",
  "field": "Chemistry",
  "definition": "The ratio of the mass of a specific constituent to the total mass of the mixture or solution. It is a dimensionless quantity that expresses the proportion of one component relative to the whole. Mass fraction is often expressed as a percentage or parts per million (ppm).",
  "subject": "Physical and Biophysical Chemistry",
  "see_also": [
    "constituent"
  ],
  "references": [
    "Green Book, 2nd ed., p. 41 (https://goldbook.iupac.org/files/pdf/green_book_2ed.pdf)",
    "PAC, 1996, 68, 957. 'Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)' on page 980 (https://doi.org/10.1351/pac199668040957)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/mass-fraction/"
}