011. Solving a chemistry problem
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1. A sample of 0.1602 g of limestone was dissolved in hydrochloric acid, after which Ca2 was precipitated in the form of calcium oxalate CaC2O4. The washed precipitate was dissolved in dilute sulfuric acid and titrated with 20.75 ml of KMnO4 solution, the titer of which for CaCO3 is 0.006020 g/ml. Calculate the mass fraction of CaCO3 in limestone.
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- Content type File
- Content description 13,07 kB
- Added to the site 02.01.2024
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If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
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011. Solving a chemistry problem
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