High-density polyethylene is composed of:
a) a mixture of polyethylene and polystyrene.
b) primarily linear, unbranched chains of polyethylene in a close packing arrangement.
c) polyethylene with high density plasticizers added to increase density.
d) primarily highly branched, non-linear chains of polyethylene in a diffuse packing arrangement.

An experimental procedure requires a 10 ml of acid to be dissolved

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.