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123. Solving a chemistry problem
Uploaded:
25.07.2022
Content: 7.rar 18,3 kB
Content: 7.rar 18,3 kB
Product description
7. For analysis, 20.0 ml of waste water containing iron compounds was taken, oxidized to iron (III) and precipitated in the form of hydroxide. The washed precipitate was dissolved in HCl and titrated with 4.05 ml of 0.0505 M EDTA solution. Calculate the mass and molar concentrations of iron in wastewater.
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