79. Solving a chemistry problem

79. Solving a chemistry problem

1. To determine the aluminum content in the sample, a 550 mg portion of it was dissolved and 50.0 ml of a 0.0510 M complexone III solution was added. The excess of the latter was titrated with 14.4 ml of 0.0480 M solution of zinc (II). Calculate the mass fraction of aluminum in the sample.

Additional information:

If the file does not open for you, install the Rar archiver program. Inside the archive, the solution is in WORD format.