Suggest the main chemical reactions involved in the conversion of pig iron to wrought
iron​

Which metals are called noble metals

In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next

#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.