Answer to Question #5247 in Physical Chemistry for Jermain
Au - nonmagnetic, H20-insoluble, melting point (500 Celsius)
Silica - solid. highly impure, nonmagnetic, melting point (900 celsius)
MgCl2 - H20-soluble, crystal, nonmagnetic
Fe - highly magnetic, H20-insoluble
FeSO4 - solid, nonmagnetic, highly electrostatic
1. Separate Fe by a magnet;
2. Separate MgCl2 by water flushing;
3. Separate FeSO4 by electrostatic action;
4. Separate gold from silica by heating the sample to a temperature 500 Celsius until the gold melt.
At last they'll obtain a clear gold.
Need a fast expert's response?Submit order
and get a quick answer at the best price
for any assignment or question with DETAILED EXPLANATIONS!