073. Solving a chemistry problem
Seller: Derkach
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Product description
- When coulometric titration of 5.0 ml of KMnO4 solution with electrolytically generated Fe2 ions at constant potential, the initial current of 150 mA decreased linearly with time and reached zero after 120 seconds. Calculate the concentration of KMnO4 in the test solution. Write the titration reaction.
Additional information
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