What ore is Fe (Iron) found in?
Haematite
What ore is Cu (Copper) found in?
Malachite
What ore is Pb (Lead) found in?
Galena
What is the law of conservation of mass?
The reactants and products will have equal mass therefore mass is not created or destroyed.
How do you draw a monomer?
n -c=c-
How do you draw a monomer?
-[-c-c-]- n