74. Solving a chemistry problem
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Product description
- A portion of sodium carbonate weighing 0.2458 g was dissolved and 20 ml of a 0.045 M solution of magnesium sulfate was added to the solution. The excess of the latter was titrated with 15 ml of complexone III solution (1 ml of magnesium sulfate is equivalent to 1.25 ml of complexone III). Write reaction equations. Describe the scheme of analysis, pH of the solution, indicate the buffer solutions.
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.