Answer to Question #6149 in Inorganic Chemistry for Melissa
Mg(OH)2 + 2HCl = MgCl2 + 2H2O
2. Than we need add Na2HPO4
MgCl2 + Na2HPO4 = 2NaCl + MgHPO4 (it precipitates)
precipitate should be white and crystalline
Also Mg2+ reacted with Titanium yellow, C28H19N5Na2O6S4,giving red precipitate.
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