Internal energy

{
  "id": "MLC-T-CHM-005963",
  "term": "Internal energy",
  "field": "Chemistry",
  "definition": "The total energy contained within a thermodynamic system, excluding the kinetic and potential energy of the system as a whole. It comprises the kinetic and potential energies of the molecules, atoms, and subatomic particles within the system. Internal energy is a state function and is typically denoted by U.",
  "synonyms": [
    "thermodynamic energy"
  ],
  "subject": "Physical and Biophysical Chemistry",
  "references": [
    "Green Book, 2nd ed., p. 48 (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 976 (https://doi.org/10.1351/pac199668040957)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/internal-energy/"
}