Assertion: sodium carbonate | /r/HasProperty | obtained
Facets:
value: by reacting caustic soda
type: MANNER
value: by purifying natural sodium carbonate
type: MANNER
Source sentences:
text: Sodium carbonate can be obtained by purifying natural sodium carbonate extracted from trona deposits or by synthesis.
text: It is, however, well known that sodium carbonate can be obtained by reacting caustic soda with sodium bicarbonate according to the equation: