A chemistry graduate student is studying the rate of this reaction: 2HI (8) → H, (8) +I, (8) He fills a reaction vessel with HI and measures its concentration as the reaction proceeds: time [HI] (minutes) 0.0400 M 1.0 0.0272 M 2.0 0.0185 M 3.0 0.0126 M 1.0 0.00859 M Use this data to answer the following questions. Write the rate law for this reaction. rate = k O Calculate the value of the rate constant k. k = Round your answer to 2 significant digits. Also be sure ? your answer has the correct unit symbol.

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Chapter1: Chemical Foundations
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A chemistry graduate student is studying the rate of this reaction:
2HI (8) → H, (8) + I, (8)
He fills a reaction vessel with HI and measures its concentration as the reaction proceeds:
time
[HI]
(minutes)
do
0.0400 M
1.0
0.0272 M
2.0
0.0185 M
3.0
0.0126 M
4.0
0.00859 M
Use this data to answer the following questions.
= k O
Write the rate law for this reaction.
rate
Calculate the value of the rate constant k.
k =
Round your answer to 2 significant digits. Also be sure
your answer has the correct unit symbol.
Transcribed Image Text:A chemistry graduate student is studying the rate of this reaction: 2HI (8) → H, (8) + I, (8) He fills a reaction vessel with HI and measures its concentration as the reaction proceeds: time [HI] (minutes) do 0.0400 M 1.0 0.0272 M 2.0 0.0185 M 3.0 0.0126 M 4.0 0.00859 M Use this data to answer the following questions. = k O Write the rate law for this reaction. rate Calculate the value of the rate constant k. k = Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol.
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