16422
In the case of two water molecules , very little electron flux and comparatively less work required for structural changes is noticed in the reactants region , leading to an earlier transition state and therefore to a smaller activation energy and to a larger rate constant .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None