99. Solving a chemistry problem
Seller: Derkach
Price: 1.19 USD
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Product description
- In the coulometric electrical titration of a K2Cr2O7 solution, the electrochemically generated Fe(II) from reduced Cr2O33 ions took 25 minutes at a current of 200 mA. Determine the mass content of K2Cr2O7 in the solution.
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