AP Chem Lab - Redox Titration

AP Chemistry. DETERMINATION OF IRON BY REACTION WITH PERMANGANATE: A REDOX TITRATION. ... PRE-LAB QUESTIONS. ... Place sample 1 under the buret and begin addition of KMnO4 a few milliliters at a time, swirling the flask after each addition. As the permanganate is added, red streaks may be visible in the sample until the KMnO4 has a chance to ... ................
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