Compound A, C9H12, undergoes nitration to give 3 products. The 1H NMR spectrum of A shows a complex three-proton multiplet at 6.92-6.99 δ and a nine-proton singlet at 2.34 δ. What is the structure of A?

100mg magnesium reacts with 20ml of 1.0m hcl

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.

Draw the structure for 5-isopropyl-2-methyl-3-nonene