{
  "$schema": "https://oo-ld.org/latest/meta/oold-meta-schema.json",
  "$id": "MassFraction.schema.json",
  "x-oold-uuid": "078fd588-b1f0-5741-9ec3-664bcd077ff0",
  "x-oold-version": "0.1.1",
  "title": "MassFraction",
  "description": "Mass of a constituent over the mass of the whole. The quantity, not the unit, says that a percentage is by mass.",
  "examples": [
    {
      "type": [
        "MassFraction"
      ],
      "value": 96.7,
      "unit": "percent"
    }
  ],
  "allOf": [
    {
      "$ref": "QuantityValue.schema.json"
    }
  ],
  "@context": [
    "QuantityValue.schema.json",
    {
      "qkind": "http://qudt.org/vocab/quantitykind/",
      "MassFraction": "qkind:MassFraction",
      "percent": "qunit:PERCENT",
      "part_per_million": "qunit:PPM"
    }
  ],
  "properties": {
    "type": {
      "default": [
        "MassFraction"
      ]
    },
    "unit": {
      "enum": [
        "percent",
        "part_per_million"
      ],
      "default": "percent"
    }
  },
  "x-oold-context": {
    "MassFraction": {
      "emmo:EMMO_7c055d65_2929_40e1_af4f_4bf10995ad50": {
        "x-oold-sssom": {
          "predicate_id": "skos:exactMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/emmo.sssom.tsv",
          "object_source_version": "https://w3id.org/emmo/1.0.4",
          "comment": "MassFraction, a ChemicalCompositionQuantity"
        }
      },
      "pmd:PMD_0025997": {
        "x-oold-sssom": {
          "predicate_id": "skos:closeMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/pmdco.sssom.tsv",
          "object_source_version": "https://w3id.org/pmd/co/3.1.0",
          "comment": "fraction value specification is an information entity, so the match is close rather than exact"
        }
      }
    },
    "percent": {
      "emmo:WeightPercent": {
        "x-oold-sssom": {
          "predicate_id": "skos:exactMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/emmo.sssom.tsv",
          "comment": "the quantity decides that percent is by mass, so the same alias resolves differently in a VolumeFraction"
        }
      },
      "obo:UO_0000163": {
        "x-oold-sssom": {
          "predicate_id": "skos:exactMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/pmdco.sssom.tsv",
          "comment": "UO mass percentage"
        }
      }
    },
    "part_per_million": {
      "emmo:PartPerMillion": {
        "x-oold-sssom": {
          "predicate_id": "skos:exactMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/emmo.sssom.tsv",
          "object_source_version": "https://w3id.org/emmo/1.0.4"
        }
      },
      "obo:UO_0000169": {
        "x-oold-sssom": {
          "predicate_id": "skos:exactMatch",
          "mapping_set_id": "https://w3id.org/oo-ld/schemas/mappings/pmdco.sssom.tsv",
          "comment": "UO parts per million"
        }
      }
    }
  }
}