Answer Happy

id) - 122 Question 1 2 pts If 10 drops of pyruvic acid (HC3H3O3) are titrated with 20 drops of 0.25 M NaOH, what is the molar concentration of the pyruvic acid solution? O 0.70 M O 0.80 M O 0.60 M O 0.50 M Question 2 2 pts Determine the pH of a solution in which the hydrogen ion concentration is 2.88 x 102M. O 2.450 0 3.210 0 4.830 01.541

174427/take *** (2,897 unread) - lize Question 3 2 pts Calculate the molar concentration of hydrogen ions if 16 drops of a benzoic acid (HC2H502) solution are titrated with 37 drops of a 0.60 M KOH solution (K, for benzoic acid = 6.46 x 105) O 7.5 x 10M O 6.5 x 10-3M O 8.4 x 10-3M O 9.5 x 10M D Question 4 2 pts If 11 drops of a formic acid (HCOOH) solution are titrated with 10 drops of a 0.12 M NaOH solution, what is the percent ionization of the formic acid solution? (K, for formic acid = 1.78 x 104 4.0% O 1.9% O 1.3% o 2.5%