What is the percent ionization of a solution prepared by dissolving 0. 0175 mol of chloroacetic acid, (hc2h2o2cl) in 1. 30 l of water? for chloroacetic acid, ka = 1. 4 × 10–3.

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.

To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.