Assertion: hemoglobin's oxygen | /r/HasProperty | prepared for example
Facets:
value: from kclo 3
type: LOCATION
value: from potassium chlorate
type: OTHER
Source sentences:
text: Oxygen may be prepared, for example, from potassium chlorate, KClO 3 , which decomposes on heating with evolution of O 2 in amounts of 0.27 m3 per 1 kg of the salt.