Find the concentration of H+ in a 1.75 M solution of lactic acid, HC3H5O3, at 25°C. Ka= 1.38 x 10-4

Benzoic acid, C6H5COOH, has a Ka = 6.3 x 10-5, What is the percent ionized in a 0.95 M solution of benzoic acid? 0.81% 0.36% 1.2% 0.013% 2.2%

HCIO is a weak acid (Ka = 4.0 x 10-8) and so the salt NaCIO acts as a weak base. What is the pH of a solution that is 0.039 M in NaCIO at 25 °C? pH =

Determine the concentration of carbonate, CO3-2, of a 0.18 M H2CO3 solution. Carbonic acid is a diprotic acid whose Ka1 = 4.3 × 10-7 and Ka2 = 5.6 × 10-11.

What is the pH of a 0.1055 M CH3COOH solution (K, = 1.75 x 10-5)? A) 2.770 B) 2.867 3.188 D 8.474

What is the pH for 1.4 M CH3COONa aqueous solution (CH3COOH, Ka=1.8×10-5)?

Calculate the percent lonization of a 0.401 M solution of acetic acid. (Assume that K(CH₂COOH) = 1.8 x 10-5.) 96 96 tonization

What is the pH (to two decimal places) of a 0.2 M CH3COOH aqueous solution (at 25 °C)? Ka = 1.75 × 10–5

What is the equilibrium concentration of ammonium ion in a 0.33 M solution of ammonia (NH3, Kb = 1.8 × 10–5) at 25oC?

What is the pH of 0.121M C6H5CH2COOH? C6H5CH2COOH + H2O ⇌ H3O+ + C6H5CH2COO- Ka = 4.9 x 10-5