Saved Bookmarks
| 1. |
The use of edta in extraction of calcium and magnesium ion |
| Answer» HOD uses a very large molecule CALLED EDTA which FORMS a complex with calcium and magnesium ions. EDTA is short for ethylenediaminetetraacetic acid. ... For the titration, the sample solution CONTAINING the calcium and magnesium ions is reacted with an excess of EDTA. | |