What is the pH of 0.245M solution of hypochlorous acid? Please include reaction equation for the process to determine pH and use correct sig figs.
What is the pH of 0.245M solution of hypochlorous acid? Please include reaction equation for the...
Please Answer ALL. Thanks. a Write a balanced chemical equation for the acid dissociation reaction of hypochlorous acid (HOCI) in water. (1 mark) b Write the Ka expression for Hoci based on the above equation. (1 mark) c The pH of a solution of hypochlorous acid (HOC) in water was found to be 3.9. What is the concentration of protons in this solution? (1 mark) d What is the concentration of the hypochlorite ion (OCDin this solution? (1 mark)
If a solution of acetic acid (K = 1.8 x 10-5) has a pH of 2.90, calculate the original (initial) concentration of acetic acid (HC,H,O) (Report your answer in 1 sig. fig. Example: .03942 would be reported as 0.04) Be sure to include a zero in front of the decimal point. QUESTION 37 5 points Save Answer The K, for benzoic acid C.H.COOH is 6.3 x 106. Calculate the equilibrium concentrations of H,0* in the solution if the initial concentration...
1. a. In the laboratory, a general chemistry student measured the pH of a 0.331 M aqueous solution of hypochlorous acid to be 3.986. Use the information she obtained to determine the Ka for this acid. b.In the laboratory, a general chemistry student measured the pH of a 0.331 M aqueous solution of acetylsalicylic acid (aspirin), HC9H7O4 to be 1.985. Use the information she obtained to determine the Ka for this acid.
Calculate the pH of a 7.74×10-5 M solution of hypochlorous acid at 25°C. Ka for hypochlorous acid is 3 x 10−8.
A. A solution contains 0.419 M sodium hypochlorite and 0.425 M hypochlorous acid. The pH of this solution is . B.A solution contains 0.296 M potassium hypochlorite and 0.335 M hypochlorous acid. The pH of this solution is .
a.The pH of an aqueous solution of 0.427 M hypochlorous acid is---- b.The pH of an aqueous solution of 0.426 M pyridine (a weak base with the formula C5H5N) is----- c.A solution contains 0.404 M sodium fluoride and 0.286 M hydrofluoric acid. The pH of this solution is--------
Calculate the pH of a 0.410 M aqueous solution of hypochlorous acid (Hcio, Ka -3.5x10). pH =
2. What is the pH of a 0.002 M solutions of the hypochlorous acid? (5) 3. What is the pH of a 0.001 M solution of Nitric acid (HNO3)? (5)
Answer the following questions for titration of 10.00 mL of a hypochlorous acid solution with a 0.09975 M sodium hydroxide. 1. If 20.05 mL of the sodium hydroxide solution were required to reach the endpoint in the titration, what was the original concentration of the hypochlorous acid solution? 2. What was the initial pH of the hypochlorous acid solution (before any sodium hydroxide was added)? 3. What was the pH in the titration after addition of 4.01 mL of NaOH?...
Given the following information: hypochlorous acid HCIO CoH3COOH Ka = 3.5x10-8 Kg = 6.3x10-5 benzoic acid (1) Write the net ionic equation for the reaction that occurs when equal volumes of 0.246 M aqueous hypochlorous acid and sodium benzoate are mixed. It is not necessary to include states such as (aq) or (s). (2) At equilibrium the will be favored. (3) The pH of the resulting solution will be _ seven. Submit Answer