A chemistry graduate student is studying the rate of this reaction: 2H₂PO4 (aq) → P₂O5 (aq) + 3H₂O (aq) He fills a reaction vessel with H₂PO4 and measures its concentration as the reaction proceeds: time (milliseconds) 0 10. 20. 30. [H₂PO4] 0.500 M 0.308 M 0.190M 0.117M 40. 0.0725 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 = k = 0 0.0 X 100 5

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A chemistry graduate student is studying the rate of this reaction:
2H₂PO4 (aq) → P₂O5 (aq) + 3H₂O (aq)
He fills a reaction vessel with H₂PO4 and measures its concentration as the reaction proceeds:
time
(milliseconds) [H₂PO4]
0
10.
20.
30.
40.
0.500 M
0.308 M
0.190M
0.117 M
0.0725 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
x10
ロ・ロ
5
Transcribed Image Text:A chemistry graduate student is studying the rate of this reaction: 2H₂PO4 (aq) → P₂O5 (aq) + 3H₂O (aq) He fills a reaction vessel with H₂PO4 and measures its concentration as the reaction proceeds: time (milliseconds) [H₂PO4] 0 10. 20. 30. 40. 0.500 M 0.308 M 0.190M 0.117 M 0.0725 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 x10 ロ・ロ 5
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