A chemistry graduate student is studying the rate of this reaction: 2NH3 (g) N₂(g) + 3H₂(g) She fills a reaction vessel with NH3 and measures its concentration as the reaction proceeds: time (minutes) 0 10. 20. 30. [NH₂] 0.100M 0.0516M 0.0266 M 0.0137 M 40. 0.00709 M Use this data to answer the following questions. Write the rate law for this reaction. Calculate the value of the rate constant k. Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. rate=& * = 0 0. X

Chemistry
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Chapter12: Chemical Kinetics
Section: Chapter Questions
Problem 100AE: Consider a hypothetical reaction between A and B: A + B products Use the following initial rate...
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A chemistry graduate student is studying the rate of this reaction:
2NH3 (g) → N₂(g) + 3H₂(g)
She fills a reaction vessel with NH3 and measures its concentration as the reaction proceeds:
time
(minutes)
0
10.
20.
30.
[NH₂]
0.100M
0.0516M
0.0266 M
0.0137 M
40. 0.00709 M
Use this data to answer the following questions.
Write the rate law for this reaction.
Calculate the value of the rate constant k.
Round your answer to 2 significant digits. Also be
sure your answer has the correct unit symbol.
rate =
0.0
X
5
Transcribed Image Text:A chemistry graduate student is studying the rate of this reaction: 2NH3 (g) → N₂(g) + 3H₂(g) She fills a reaction vessel with NH3 and measures its concentration as the reaction proceeds: time (minutes) 0 10. 20. 30. [NH₂] 0.100M 0.0516M 0.0266 M 0.0137 M 40. 0.00709 M Use this data to answer the following questions. Write the rate law for this reaction. Calculate the value of the rate constant k. Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. rate = 0.0 X 5
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