Page 260 - Science Course 3 (Book 1)
P. 260
Mo7-L3b: What Affects Chemical Reactions?
Key Concept SUMMARY
What Affects Chemical Reactions? What Affects Chemical Reactions?
What factor can affect the rate of a chemical Activation energy must be added to a
reaction? chemical reaction for it to proceed.
Catalysts, including enzymes, speed up
chemical reactions. Inhibitors slow them
down.
activation energy
Reactants
Products
Reactants
Products
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