lab12 - Rate=[i 3/time to colorles[cyclo 3[cyclo...

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Sam Eichenblatt Chemistry 1310 A2 Lab 12 Part A Trial [Cyclohexanone] [HCl]  [Triiodide] Time to Colorless (s) Rate(mol/L Sec) 1 0.17 0.33 0 251 0 2 0.17 0.17 0 417 0 3 0.08 0.33 0 527 0 4 0.17 0.33 0 126 0 Part B Trial 2 Temp(k) Time to Colorless (s) Ratemol/Lsec k ln(k) 288 900 0 1.195E-04 0 -9.03 293 515 0 2.089E-04 0 -8.47 308 207 0 5.197E-04 0 -7.56 Rate Calculation for trial 1 M1V1=M2V2 .02*1mL=molarity*6 mL Rate=.003M/251s molarity=.02M*1mL/6mL Rate=1.19e-5 mol/L sec molarity=.003 Reaction Order for Cyclohexanone From Trial 1 to 3 Reaction Order for HCl from trial 1 to 2 (.083/.167)^reactionorder=5.69e-6/1.19e-5 (.167/.33)^reactionorder=7.19e-6/1.195e-5 reactionorder*ln(.083/.167)=ln(5.69e-6/1.19e-5) reactionorder*ln(.167/.33)=ln(7.19e-6/1.195e-5) reactionorder=ln(5.69e-6/1.19e-5)/ln(.083/.167) reactionorder=ln(7.19e-6/1.195e-5)/ln(.167/.33) reactionorder=1.05 round to 1 reactionorder=.75 round to 1 1/T (K -1 ) Concentration of I In Trial 1
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Unformatted text preview: Rate=[i 3-]/time to colorles [cyclo 3 ]/[cyclo 1 ]^reactionorder=rate 3 /rate 1 [HCl 2 ]/[HCl 1 ]^reactionorder=rate 2 /rate 1 Rate function Reaction Order for Triiodide from 1 to 4 k value using trial 1 m=1 [trio4/trio1]^reactionorder=rate4/rate1 rate=k[cyclo]^m[H]^n[Triodide]^L n=1 .0017/.003^reactionorder=1.34e-5/1.195e-5 1.195e-5=k*(.167)^1*(.33)^1*(.003)^0 L=0 reactionorder*ln(.0017/.003)=ln(1.34e-5/1.195e-5) k=1.195e-5/(.167*.33*1) triodide^L=1 reactionorder=ln(1.34e-5/1.195e-5)/ln(.0017/.003) k=2.168e-4 rate=2.168e-4[cyclo][H reactionorder=-.2 round to 0 =y=mx+b ln(k)=y-Ea/8.314=m=-6293.9 Ea=5.23e5 ln(A)=12.9=yintercept ln(k)=(-E a /R)(1/T)+ln(A)-9.5-9-8.5-8-7.5-7-6.5 f(x) = -6293.88x + 12.9 R² = 0.98 ln(k) vs 1/temp ln(K) 1/Temperature [H]...
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lab12 - Rate=[i 3/time to colorles[cyclo 3[cyclo...

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