Acompound in a copper ore has the following percentage composition by mass:
55.6% copper, 16....
Acompound in a copper ore has the following percentage composition by mass:
55.6% copper, 16.4% iron, 28.0% sulfur.
calculate the empirical formula of the compound.
relative atomic masses (ar): s = 32; fe = 56; cu = 63.5
you must show all of your working.
show all working, x
Answers: 3