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### IntegratedRateLaws

Course: CHEM 162, Fall 2008
School: Bridgewater College
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Word Count: 208

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162 Integrated CHEM Rate Law Equations 1. Sulfuryl chloride (SO2Cl2) in the gas phase decomposes to sulfur dioxide and chlorine gas. The following kinetics data were obtained by heating a container containing about 5 atm of the gas to 600 K. Time (hours) p SO2Cl 2 (atm) 0.00 4.93 1.00 4.26 2.00 3.52 4.00 2.53 8.00 1.30 16.00 0.34 A) what is the rate law? Rate = B) What is the value of the rate constant...

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162 Integrated CHEM Rate Law Equations 1. Sulfuryl chloride (SO2Cl2) in the gas phase decomposes to sulfur dioxide and chlorine gas. The following kinetics data were obtained by heating a container containing about 5 atm of the gas to 600 K. Time (hours) p SO2Cl 2 (atm) 0.00 4.93 1.00 4.26 2.00 3.52 4.00 2.53 8.00 1.30 16.00 0.34 A) what is the rate law? Rate = B) What is the value of the rate constant (k)? C) Propose a mechanism that is consistent with the rate law 2 1.5 1 0.5 ln(p) 0 1st order 3.5 3 2.5 2 1/p 1.5 1 0.5 0 2nd order -0.5 -1 -1.5 -2 0 5 10 Time (hrs) 15 20 0 5 10 Time(hrs) 15 20 CHEM 162 - S2004 Dr. Overway Page 1 of 2 IntegratedRateLaws.doc General Chemistry II www.bridgewater.edu/~koverway CHEM 162 Integrated Law Rate Equations 2. Octatriene (C8H12) in the gas phase decomposes to butadiene (C4H6) gas. At 500 K the following data were recorded for this reaction. Time (sec) [C8H12] (atm) 195 0.0160 604 0.0150 1246 0.0130 2180 0.0110 6210 0.0068 A) What is the rate law that describes the rate of decomposition to octatriene? B) What is the value of the rate constant (k) at 500 K? C) Propose a mechanism that is consistent with the rate ...

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Bridgewater College - CHEM - 162
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