A chemistry graduate student is studying the rate of this reaction: 2N,O5 (g) → 2N,04 (8) +O, (g) He fills a reaction vessel with N,O, and measures its concentration as the reaction proceeds: time [N,O,] (milliseconds) 1.00M 10. 0.504M 20. 0.337M 30. 0.253 M 40. 0.203 M

Determine the rate law for the following reaction using the data provided. 2 NO(g) + O2(g) → 2 NO2(g) [NO]i (M) [02]i (M) Initial Rate (M-1s-1) 0.030 0.0055 8.55 x 10-3 0.030 0.0110 1.71 x 10-2 0.090 0.0055 2.56 x 10-2

For the reaction, Cl2(g)+3F2(g)→2ClF3(g)Cl2(g)+3F2(g)→2ClF3(g), determine the rate of change of ClF3ClF3 if the concentration of F2F2 decreases from 0.950 MM to 0.910 MM over 15 seconds.

In a study of the decomposition of the compound X via the reaction the following concentration-time data were collected: What is the order of the reaction? The reaction is zeroth first second order. X(g) = Y(g) +Z(g) Time (min) [X] (M) 0.467 0.267 0.187 0.144 0.117 0.099 0.085 0.075 0 1 2 3 4 5 6 7 Given that the rate constant for the decomposition of hypothetical compound X from part A is 1.60 M-¹ min-¹, calculate the concentration of X after 14.0 min. Express your answer with the appropriate units.

O Kinetics and Equilibrium Deducing a rate law from the change in concentration over time A chemistry graduate student is studying the rate of this reaction: NH,OH(aq) — NH, (aq)+H,O(aq) He fills a reaction vessel with NH OH and measures its concentration as the reaction proceeds: time (minutes) 0 1.0 2.0 3.0 4.0 [NH,OH] 0.500M 0.103M 0.0576M 0.0399M 0.0305 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 k = 11 [NH₂OH] x10

A chemistry graduate student is studying the rate of this reaction: 2N₂O5 (g) 2N₂O4 (g) +O₂ (g) He fills a reaction vessel with N₂O5 and measures its concentration as the reaction proceeds: 2 time (seconds) 0 0.10 [N₂05] 0.0200M 0.40 0.0132M 0.20 0.00865 M 0.30 0.00569 M 0.00374 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 k = 0 x10 × S

Consider this reaction: 2N,0, (g) → 2N,0,(g) +0, (g) At a certain temperature it obeys this rate law. rate = (0.0219 s")[N,03] S Suppose a vessel contains N,0, at a concentration of 0.710M. Calculate how long it takes for the concentration of N,0, to decrease by 88.0%. You may assume no other reaction is important. Round your answer to 2 significant digits. S x10

A chemistry graduate student is studying the rate of this reaction: H₂CO3 (aq) → H₂O (aq) + CO₂ (aq) She fills a reaction vessel with H₂CO3 and measures its concentration as the reaction proceeds: time (seconds) 0 1.0 3.0 [H₂CO3] 4.0 0.800M 2.0 0.0794M 0.144M 0.0547 M 0.0418M 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 k = 0 x10 ☐• X 00 Ś

A chemistry graduate student is studying the rate of this reaction: 2H;PO,(ag) → P,0; (ag) + 3H,0 (ag) He fills a reaction vessel with H,PO, and measures its concentration as the reacti time [H,PO.] (milliseconds) 0 0.900 M 10. 0.492 M 20. 0.269 M 30. 0.147 M 40. 0.0805 M Use this data to answer the following questions. Write the rate law for this reaction. rate 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.

For the following experimentally collected data for the decomposition of NOBr: 2NOB (g) 2NO (g) + Br2 (g) > a student prepares a plot of 1/[NOBr] vs. time. 1/[NOBr] vs. time (s) 350 Time (s) [NOBr] (mol/L) 300 0.00 0.0100 250 2.00 0.0071 200 4.00 0.0055 150 6.00 0.0045 8.00 0.0038 100 y = 20.321x + 100.24 10.00 0.0033 50 4 8 10 12 a) Using this data, state the reaction order with respect to NOBR, explaining your reasoning briefly. b) State the rate law for this reaction, including the value of the rate constant including its units.