14.70 b A reaction has a rate constant of 1.26×10−4 s−1s−1 at 27 ∘C ∘C and 0.226 s−1s−1 at 77 ∘C ∘C . Part BWhat is the value of the rate constant at 18 °C ?Express your answer in units of inverse seconds (s) and with 3 significant figures.• View Available Hint(s)ΑΣφ?k =-1SSubmit

Using Arrhenius equation, ln(K2/K1) = E/R(1/T1 - 1/T2)

Answered: ∘C ∘C and 0.226 s−1s−1 at 77 ∘C ∘C .

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Chemistry

∘C ∘C and 0.226 s−1s−1 at 77 ∘C ∘C .

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter11: Chemical Kinetics

Section: Chapter Questions

Problem 11.57PAE

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Question

14.70 b A reaction has a rate constant of 1.26×10⁻⁴ s−1s−1 at 27 ∘C ∘C and 0.226 s−1s−1 at 77 ∘C ∘C .

Part B
What is the value of the rate constant at 18 °C ?
Express your answer in units of inverse seconds (s) and with 3 significant figures.
• View Available Hint(s)
ΑΣφ
?
k =
-1
S
Submit

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