A certain first-order reaction is 57% complete in 55 s. What are the values of the rate constant and the half-life for this process?a.k =s-1b. t1/2 =S A first-order reaction has rate constants of4.6 × 10-² S-1andat 0°C and 20.°C, respectively. What is the value of the activation energy?8.9 × 10 s-1-2Activation energy =kJ/mol

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A certain first-order reaction is 57% complete in 55 s. What are the values of the rate constant and the half-life for this process? a. k= 8-1 b. t₁/2 = S

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter30: Kinetic Methods Of Analysis

Section: Chapter Questions

Problem 30.7QAP

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Question

A certain first-order reaction is 57% complete in 55 s. What are the values of the rate constant and the half-life for this process?
a.
k =
s-1
b. t1/2 =
S

A first-order reaction has rate constants of
4.6 × 10-² S-1
and
at 0°C and 20.°C, respectively. What is the value of the activation energy?
8.9 × 10 s-1
-2
Activation energy =
kJ/mol

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