10. In aqueous solution, hypobromite ion, BrO-, reacts to produce bromate ion, BrO3-, and bromide ion, Br-, according to the following chemical equation. 3 BrO-(aq) → BrO3-(aq) + 2Br(aq) A plot of 1/[BrO-] vs. time is linear and the slope is equal to 0.056 M-1s-1. If the initial concentration of BrO- is 0.80 M, how long will it take one-half of the BrO- ion to react? A) 4.5 x 10-2 s B) 7.1 s C) 12 s D) 22 s

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 11.40PAE: In Exercise 11.39, if the initial concentration of N2Oj is 0.100 .\1. how long will it take for the...
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order reaction, 2 Mn(CO)s → Mn2(CO),o has a rate constant equal to 3.0 x 10° MS at
25 C. If the initial concentration of Mn(CO)s is 1.0 x 10-5 M. how Jong will it take for 90.% of the reactarnt
to disappear?
10. In aqueous solution, hypobromite ion, BrO-, reacts to produce bromate ion, BrO3-, and
bromide ion, Br-, according to the following chemical equation.
3 BrO-(aq) → BrO3-(aq) + 2Br-(aq)
A plot of 1/[BrO-] vs. time is linear and the slope is equal to 0.056 M-1s-1. If the initial
concentration of BrO- is 0.80 M, how long will it take one-half of the BrO- ion to react?
A) 4.5 x 10-2s
B) 7.1 s
C) 12 s
D) 22 s
A reaction A → products is zeroth order with respect to A. If the initial concentration of A =0.355M
Transcribed Image Text:order reaction, 2 Mn(CO)s → Mn2(CO),o has a rate constant equal to 3.0 x 10° MS at 25 C. If the initial concentration of Mn(CO)s is 1.0 x 10-5 M. how Jong will it take for 90.% of the reactarnt to disappear? 10. In aqueous solution, hypobromite ion, BrO-, reacts to produce bromate ion, BrO3-, and bromide ion, Br-, according to the following chemical equation. 3 BrO-(aq) → BrO3-(aq) + 2Br-(aq) A plot of 1/[BrO-] vs. time is linear and the slope is equal to 0.056 M-1s-1. If the initial concentration of BrO- is 0.80 M, how long will it take one-half of the BrO- ion to react? A) 4.5 x 10-2s B) 7.1 s C) 12 s D) 22 s A reaction A → products is zeroth order with respect to A. If the initial concentration of A =0.355M
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