is first order in [Fe3+] and the rate constant k is 1.27/s. If colormetric analysis depends on 90% of the reaction being complete, how many seconds would this require? Hydrogen peroxide decreases by a first order reaction. If the compound decreases from .118 M to .0950 M in 5.2 min, what fraction remains after 6.7 min?

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter11: Chemical Kinetics: Rates Of Reactions
Section: Chapter Questions
Problem 33QRT: For the reaction of phenyl acetate with water the concentration as a function of time was given in...
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is first order in [Fe3+] and the rate constant k is 1.27/s. If colormetric analysis depends on 90% of the reaction being complete, how many seconds would this require?

Hydrogen peroxide decreases by a first order reaction. If the compound decreases from .118 M to .0950 M in 5.2 min, what fraction remains after 6.7 min?

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