Copy and complete the following concept map on chemical reactions

Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.