A chemistry graduate student is studying the rate of this reaction: 2N₂O5 (g) → 2N₂O4 (g) + O₂(g) She fills a reaction vessel with N₂O5 and measures its concentration as the reaction proceeds: time (milliseconds) 0 0.0800M 10. [N₂05] 30. 0.0515 M 20. 0.0331 M 0.0213 M 40. 0.0137 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 X Ś

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