Gold and silver are extracted from their respective ores by _______

Question:Gold and silver are extracted from their respective ores by _______

1.Smelting

2.Roasting

3.Leaching

4.Hydro metallurgy


Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!