Subject	reactant
Predicate	be identified
Object	in a chemical reaction
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.8076
Neighborhood Sigma	0.9141
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source reactants and products are identified in a chemical reaction 2 Google Autocomplete, Answers.com Questions