Assertion: carbon | /r/HasProperty | determined
Facets:
value: quantitatively
type: MANNER
value: by conversion to carbon dioxide gas
type: CAUSE
value: usually
type: DEGREE
Source sentences:
text: Carbon, either elemental or combined, is usually determined quantitatively by conversion to carbon dioxide gas, which can then be absorbed by other chemicals to give either a weighable product or a solution with acidic properties that can be titrated.