A chemistry graduate student is studying the rate of this reaction: 250, (e)-250, (e) +0, (e) She fills a reaction vessel with SO, and measures its concentration as the reaction proceeds: time (seconds) Use this [so,] 0 0.400M 10. 0.221M 20. 0.153M 30. 0.117M 40 0.0944M a to and

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A chemistry graduate student is studying the rate of this reaction: 2H,PO, (aq) → P,0, (aq)+3H,0 (aq) She fills a reaction vessel with H,PO, and measures its concentration as the reaction proceeds: time [H,PO,] (minutes) 0.800 M 1.0 0.260M 2.0 0.155 M 3.0 0.110 M 4.0 0.0858 M Use this data to answer the following questions. Write the rate law for this reaction. rate = kO 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.

A chemistry graduate student is studying the rate of this reaction: 2NH, (g)-N₂ (g) + 3H₂(g) He fills a reaction vessel with NH, and measures its concentration as the reaction proceeds: time (milliseconds) 0 10. 20. I Don't Know [NH,] 0.800 M 0.178 M 0.100M 30. 0.0696M 40. 0.0533 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, Submit rate=0 k =

A chemical engineer is studying the rate of this reaction. 2Cl,0, (g) → 2Cl, (g) + 50, (g) He fills a reaction vessel with Cl,O, and measures its concentration as the reaction proceeds. Here's a graph of his data: 0.2 0.15 0.1 0.05 0.02 0.04 0.06 0.08 0.1 (s)

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A chemistry graduate student is studying the rate of this reaction: 2C1,0, (8) → 2C1, (g)+50, (g) He fills a reaction vessel with Cl,0, and measures its concentration as the reaction proceeds: time [C1,0,] alo (minutes) 0.900M 10. 0.585 M 20. 0.380M 30. 0.247M 40. 0.161M Use this data to answer the following questions. Write the rate law for this reaction. rate = k 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.

Some measurements of the initial rate of a certain reaction are given in the table below. [H,] [L] initial rate of reaction 1.49 М 0.916М 5.00 x 10°M/s 3 1.49M 0.436M 2.38 x 10°M/s 6.87M| 0.916M 2.31 × 10“M/s Use this information to write a rate law for this reaction, and calculate the value of the rate constant k. Round your value for the rate constant to 3 significant digits. Also be sure your answer has the correct unit symbol. rate = k | Ox10 Do k =

Determine the rate of the last set of reaction conditions. [A]o [B]o Rate, M/s 0.370 0.311 2.10e-4 0.596 0.311 2.10e-4 0.370 0.589 2.89e-4 0.596 0.501 ?

A chemistry graduate student is studying the rate of this reaction: 2H₂PO4 (aq) → P₂O₂ (aq) + 3H₂O (aq) He fills a reaction vessel with H₂PO4 and measures its concentration as the reaction proceeds: time (seconds) [H₂PO4] 0 0.700M 10. 0.273 M 20. 0.170M 30. 0.123 M 40. 0.0967M Use this data to answer the following questions. Write the rate law for this reaction. x10 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. X rate = k k = 0 ?