Jawapan

2016-10-10T23:26:47+08:00
As a electroplating, producing chemicals and refining metals
2016-10-10T23:27:49+08:00
Use electrolysis industry ► Extraction of metals like to extract the most react than carbon example:calium, natrium,calcium, magnesium and aluminium ► Purification metal: to pure the impure metal ► Metal plating: to put the layer of the metal on objects