Chemistry for Engineering Students
4th Edition
ISBN: 9781337398909
Author: Lawrence S. Brown, Tom Holme
Publisher: Cengage Learning
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Transcribed Image Text:B.
A reaction (A + B → C) was catalyzed by a solid catalyst with dual surface sites (S1 and S2)
via a reaction mechanism proposed in below:
Adsorption of A: A+S₁
A S₁
Adsorption of B: B+S2B S₂
Surface reaction: A S₁+B S2C+S₁ + S₂
KA, KA
KB, KB
A
Krxn
where k and K représent forward rate constant and equilibrium constant, respectively.
Assuming the surface reaction is the rate-determining step, derive the expression for the
formation rate of C.
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