Question
Find everything in the images below. Show work and equations used. Solution A set up: * Trail 9 and 10 have same numbers at trial
Find everything in the images below. Show work and equations used.
Solution A set up:
* Trail 9 and 10 have same numbers at trial 4 except one is placed in hot water and other is placed in cold water
Kinetic Trial | Boiled DI H2O | Buffer (mL) | 0.3KI (mL) | 0.02M Na2S2O3 (mL) | Starch (drops) | .1M H2O2 (mL) |
1 | 4.0 | 1.0 | 1.0 | 1.0 | 5 | 3.0 |
2 | 3.0 | 1.0 | 2.0 | 1.0 | 5 | 3.0 |
3 | 2.0 | 1.0 | 3.0 | 1.0 | 5 | 3.0 |
4 | 1.0 | 1.0 | 4.0 | 1.0 | 5 | 3.0 |
5 | 2.0 | 1.0 | 1.0 | 1.0 | 5 | 5.0 |
6 | 1.0 | 1.0 | 1.0 | 1.0 | 5 | 7.0 |
7 | 2.0 | 1.0 | 1.0 | 1.0 | 5 | 2.0 |
8 class design | 4.0 | 1.0 | 2.0 | 1.0 | 5 | 2.0 |
9 hot water | 1.0 | 1.0 | 4.0 | 1.0 | 5 | 3.0 |
10 cold water | 1.0 | 1.0 | 4.0 | 1.0 | 5 | 3.0 |
Results from mixing solutionA and B:
Trial | Time (secs) | Temperature (Celsius) |
1 | 92 | - |
2 | 47 | - |
3 | 34 | - |
4 | 22 | 22 |
5 | 56 | - |
6 | 37 | - |
7 | 149 | - |
8 class design | 73 | - |
9 hot water | 16 | 41 |
10 cold water | 33 | 11 |
E. Determination of Activation Energy Time for color change Reaction rate Calc, k' In k' Temperature 1/T(K) 1. Trial 4 2. Cold 3. Warm 4. Instructor's Approval of Data Plot 5. Value of (-E/R) from In k' versus 1/T graph 6. Activation Energy, E, from data plot. Show calculation. C. Determination of the Reaction Order, p and q, for Each Reactant Instructor's approval of graphs: 1. log (Amol 13/At) versus log [1] 2. log (Amol 13/A1) versus log [H2O2). 3. value of p from graph value of q from graph Write the rate law for the reaction. D. Determination of k', the Specific Rate Constant for the Reaction Kinetic Trial 2 5 6 7 8 1. Value of k' 2. Average value of k' Data Analysis, B 3. Standard deviation of k' Data Analysis, C 4. Relative standard deviation of k' (%RSD) Data Analysis, D A. Determination of Reaction Times Date Molar concentration of Na, S,03 Volume of Na S,0, (L) ; Ambient temperature C Molar concentration of KI Molar concentration of H2O2 ; Total volume of kinetic trials (mL) Kinetic Trial 2 3 4 5 6 7 8 Lab Sec 1. Time for color change, A1 (sec) B. Calculations for Determining the Rate Law 1. Moles of S,O, 2- consumed (mol) Name 2. A(mol 1, produced 3. A(mol 1) (mol/s) Amol I) 4. log At 5. Volume KI (mL) 6. [1]. (mol/L)** 7. log [I]. A Rate Law and Activation Energy 8. Volume H,O2 (mL) Experiment 24 Report Sheet 9. [H,O2lo (mol/L)** 10. log [H,021 Desk No. *Calculations for Kinetic Trial 1. **Diluted initial molar concentration
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started