A chemical engineer is studying the rate of this reaction. NH,OH (aq) NH3 (aq) +H,0 (aq) He fills a reaction vessel with NH,OH and measures its concentration as the reaction proceeds. Here's a graph of his data: 0.2 0.15 0.1- 0.05 0- t (s) (w) [HO'HN]
A chemical engineer is studying the rate of this reaction. NH,OH (aq) NH3 (aq) +H,0 (aq) He fills a reaction vessel with NH,OH and measures its concentration as the reaction proceeds. Here's a graph of his data: 0.2 0.15 0.1- 0.05 0- t (s) (w) [HO'HN]
Chemistry: Matter and Change
1st Edition
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Chapter16: Reaction Rates
Section: Chapter Questions
Problem 78A
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![A chemical engineer is studying the rate of this reaction.
NH,OH (aq) NH, (aq)+H,O (aq)
He fills a reaction vessel with NH,OH and measures its concentration as the reaction proceeds. Here's a graph of his data:
0.2
0.15
0.1
0.05
4
t(s)
(s)
(w)[HO'HN]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2003d332-f35a-4e8d-8a41-5d3fb7e691ff%2F90b43f71-6ea0-46a7-839f-187e26c7b8c9%2Fuifor8z_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A chemical engineer is studying the rate of this reaction.
NH,OH (aq) NH, (aq)+H,O (aq)
He fills a reaction vessel with NH,OH and measures its concentration as the reaction proceeds. Here's a graph of his data:
0.2
0.15
0.1
0.05
4
t(s)
(s)
(w)[HO'HN]
![Use this graph to answer the following questions:
What is the half life of the reactlon?
1/2
Round your answer to 2 significant digits.
Suppose the rate of the reaction is known to be first order in
NH,OH. Calculate the value of the rate constant k.
k = ]
Round your answer to 2 significant digits. Also be sure you
include the correct unit symbol.
Predict the concentration of NH,OH in the engineer's
reaction vessel after 7.5 seconds have passed.
Assume no other reaction is important, and continue to
NH,OH = M
assume the rate is first order in NH,OH.
Round your answer to 2 significant digits.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2003d332-f35a-4e8d-8a41-5d3fb7e691ff%2F90b43f71-6ea0-46a7-839f-187e26c7b8c9%2Fzz0fww_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Use this graph to answer the following questions:
What is the half life of the reactlon?
1/2
Round your answer to 2 significant digits.
Suppose the rate of the reaction is known to be first order in
NH,OH. Calculate the value of the rate constant k.
k = ]
Round your answer to 2 significant digits. Also be sure you
include the correct unit symbol.
Predict the concentration of NH,OH in the engineer's
reaction vessel after 7.5 seconds have passed.
Assume no other reaction is important, and continue to
NH,OH = M
assume the rate is first order in NH,OH.
Round your answer to 2 significant digits.
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