Rate Constant and Activation Energy of Potassium Permanganate and Oxalic Acid Reaction
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INSTRUCTIONS:
| S. No. | Temp (0C) | Temp (K) | 1/T (k-1) | Time for trial 1 (s) |
Time for trial 2 (s) |
Average time(t) (s) |
Rate= [KMnO4]/t (mol L-1s-1) |
k (mol-1 Ls -1) |
Ink |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 20 | 293 | 00.0034 | 139 | 141 | 140 | 0.0000228 | 0.0103 | -4.575 |
| 2 | 30 | 303 | 00.0033 | 92 | 92 | 92 | 0.0000728 | 0.033 | -3.411 |
| 3 | 40 | 313 | 00.0032 | 39 | 41 | 40 | 0.0001675 | 0.075 | -2.590 |
| 4 | 50 | 323 | 00.0031 | 25 | 25 | 25 | 0.000268 | 0.121 | -2.111 |
| 5 | 60 | 333 | 00.0030 | 9 | 9 | 9 | 0.0000744 | 0.336 | -1.09 |
