Which is a characteristic of super-absorbent polymers?

when they absorb water, they become gels.
they bind to water in stoichiometric ratios.
they have a single water-absorbing monomer per molecule.
each monomer is a salt of a carboxylic acid that repels water.

13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.

The arrangement of particles is most ordered in a sample of

Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h