Question
Which reference electrode is used to measure the electrode potential of other electrodes?
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[log 3 = 0.4771; R = 8.314 JK-1 mol-1].
| Time (minutes) | 0 | 10 | 20 |
| Volume of KMnO4 (mL) | 23.8 | 14.7 | 9.1 |
Show that decomposition of H2O2 is first order reaction.