35. Solving a chemistry problem
Seller: Derkach
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Product description
- From a sample of ore, 0.0800 g of uranium was transferred to U4 and titrated with 0.0100 N KMnO4.
2 MnO4- 5U4 2H2O=2Mn2 5UO22 4H.
Calculate the percentage of uranium in the ore from the following results of potentiometric titration:
V(KMnO4), ml 2.0 10.0 18.0 19.8 20.0 20.2 22.0
E, mV 301 330 359 389 1173 1486 1498
Additional information
If the file does not open for you, install the Rar archiver program. Inside the archive, the solution is in WORD format.