Acetic acid, CH3COOH, Ka = 1.8 x 10-5 can be converted into the acetate ion, CH3COO-2, by neutralization.
What is the pKb of the acetate ion ?
A.5.55 x 10-10
B.5.55 x 10+5
C.4.74
D.10.36
E.None of the above
Acetic acid, CH3COOH, Ka = 1.8 x 10-5 can be converted into the acetate ion, CH3COO-2,...
The Ka for acetic acid, CH3COOH, is 1.8 × 10-5. A buffer, made from 0.10 M CH3COOH and 0.10 M CH3COO- has a pH of ________. a. 4.74 b. 14.00 c. 1.00 d. 9.26 e. 7.00
Acetic acid has a Ka of 1.8*10^-5. Three acetic acid/ acetate buffer solutions, A,B, and C, wer made using varying concentrations: 1. [acetic acid] ten times greater than [acetate] 2. [acetate] ten times greater than [acetic acid] 3. [acetate] = [acetic acid] Match each buffer to the expected pH pH = 3.74 pH= 4.74 pH = 5.74
which acid has the greatest acid strength acetic acid, CH3COOH, Ka=1.8 x 10^-5 formic acid, HCOOH, Ka = 1.8 x 10^-4 hydrofluoric acid, HF, Ka = 7.2 x 10^-4 hypobroumous, HOBr, Ka = 2 x 10^-9
For the following dissociation of acetic acid, Ka = 1.760 x 10-5: CH3COOH + H2O ? CH3COO- + H3O+ Sodium acetate completely dissociates in solution according to the following reaction: NaCH3COO ? Na+ + CH3COO- A solution was prepared which contains CH3COOH at a pre-equilibrium concentration of 0.05782 M and NaCH3COO at a pre-equilibrium concentration of 0.04991 M. I know all answers, just do not know how to find them. What is the equilibrium concentration of H3O+? (Answer: 0.00002037) What...
Suppose that you wanted to prepare a acetate ion/acetic acid buffer solution with a pH of 4.35. What is the value 34 Marks: 2 off [A l/IHA) for the correct buffer solution for this event? The Ka for acetic acid is 1.8 x 10 5. a. 0.39 Choose one answer. b. 0.407 c. 0.372 d. 4.74 Suppose that you have a 43 mL solution of 0.23 M HCl that is being titrated with 0.17 M NaOH. You stop the 35...
What is the ratio of acetate ion to acetic acid (Ka = 1.76 x 10-5) in a buffer containing these compounds at pH 4.07
Calculate the pH of a .30 M solution of acetic acid (CH3COOH, Ka= 1.8 x 10^-5) at 25 degrees Celsius.
6. If the pH of a CH3COOH/CH3COO- buffer system is 4.5, what is the acetate concentration if the acetic acid concentration is 0.44 and the dissociation constant, Ka, of CH3COOH is 1.6 x 10-8 ?
Calculate Kb for the acetate ion from the Ka for acetic acid of 1.80 x 10-5.
The Ka value for acetic acid, CH3COOH(aq), is 1.8 x 10-5M. Calculate the pH of a 1.20 M acetic acid solution. Calculate the pH of the resulting solution when 3.50 mL of the 1.20 M acetic acid is diluted to make a 250.0 mL solution.