16 Formic acid (HCOOH)has a kg -1.80 x 10-4 What is the [H3O+] in a solution...
K, for hydrofluoric acid, HF, is 7.20 x 10-4 K, for formic acid, HCOOH, is 1.80 x 10-4. K, for acetic acid, CH3COOH, is 1.80 x 10-5 What is the formula for the weakest acid? Drag and drop your selection from the following list to complete the answer: CH3COOH HF HCOOH
16. Formic acid (HCOOH) is secreted by ants. Calculate [H3O+] for a 1.07E-2 M aqueous solution of formic acid (K = 1.80E-4). Submit Answer Tries 0/99
Calculate the pH, pOH, [H3O +] and [OH-] and formic acid (HCOOH) in a 0.0500M formic acid solution (Ka formic acid: 2.1x 10 –4).
9) A formic acid, HCOOH (Ka = 1.7 x 10^-4), solution has a pH of 3.26. What is the original molarity of the HCOOH solution?
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? (Ka for formic acid 1.78 x 104) 4.0% 1.3% 1.9% @ 2.5% Question 5 2 pts What is the pH of an acetic acid solution if 25 drops are titrated with 44 drops of a 0.45 M KOH solution? (K, for acetic acid 1.8 x 105)...
69. A solution of formic acid (HCOOH, K, = 1.8 X 10^4) has a pH of 2.70. Calculate the initial concentration of formic acid in this solution.
0. A solution of formic acid (HCOOH, Ka 1.8 x 10) has a pH of 2.70. Calculate initial concentration of formic acid in this solution.
A solution of 7.95 M formic acid (HCOOH) is 0.47% ionized. what is the K, value of formic acid? 1.8 x 10-4 3.7 3.7 x 10-2 more data is needed 4.7 x 10-
A solution buffered at pH 3.90 is needed for a reaction. Would formic acid (HCOOH = HA) and its salt, sodium formate, NaHCO2 = NaA), make a good choice for this buffer? If so, what ratio of moles of A- and HA is needed? Use the Henderson Hasselbalch Equation. Ka formic acid = 1.8 x 10-4
What is the percent ionization in a 0.300 M solution of formic acid (HCOOH) (Ka 1.78 x 10-4)?