A student overshot the equivalence point when he was using NaOH to determine the
concentration of an unknown acid, HA.
What ions are present in the purple
solution in the flask?
A. H+, A-, Na+ and OH-
B. A-, Na+ and OH-
C. A-, Na+ and H+

gg

Explanation:

what is the question here. i think you messed up.

the correct answer would be b. amelia, because the particals of gas move really fast (charged particals) and gas also has a lot of room (particals move independently) so the only answer that has both of those is amelia's.