Subject	concentration
Predicate	affect
Object	rate of reaction
Modality	Modality Occurrences some[subj/low] 1 some[subj/a greater] 1
Polarity	POSITIVE
Plausibility	0.9825
Neighborhood Sigma	0.9826
Local Sigma	0.9826
Example Sentences	Sentence Occurrences Source concentration affect the rate of reaction 5 Google Autocomplete, Answers.com Questions concentration affect rate of reaction 4 Google Autocomplete, Reddit Questions the concentration affects the rate of reaction 2 Google Autocomplete concentration affects the rate of reaction 5 Google Autocomplete, Answers.com Questions low concentration affect the rate of reaction 1 Google Autocomplete a greater concentration affect the rate of reaction 1 Google Autocomplete