6) a. calculate pH at 25 degree that is 0.0075 HCLO 4. Determine the pH of...
the Ka of HClO is 3.0x10^-8 at 25C. calculate pH of a .0385 10) The K of hypochlorous acid (HCIO) is 3.0x10*at 25.0 °C. Calculate the pH of a 0.0385 M hypochlorous acid solution. A) 1.41 B) 8.94 C) 4.47 D) 7.52 E) -1.41 Answer: C 11) Determine the pH of a 0.35 M aqueous solution of CH, NH, (methylamine). The K, of methylamine is 4.4x104 A) 10.00 B) 3.86 C) 12.09 D) 1.96 E) 13.24 Answer: C
The Ka of hypochlorous acid (HCIO) is 3.0 x 10-8 at 25 °C. What is the percent ionization of hypochlorous acid in a 0.040 M aqueous solution of HClO at 25 °C? OA 4.5 x 10-8 OB. 0.12 OC 2.1 x 10-5 0.0.09 OE 1.4 x 10-3
The Ka of hypochlorous acid (HClO) is 3.0 x 10-8 at 25.0 degree Celsius. Calculate the pH of a 0.0385 M hypochlorous acid solution. a.) 1.41 b.) 8.94 c.) 4.47 d.) 7.52 e.) -1.41 please show your solutions and explanations. Thank you.
5) Of the following acids, ________ is a strong acid. A) HNO2 B) H2CO3 C) HNO3 D) HClO 6) Calculate the hydrogen ion concentration in a solution of iced tea with lemon having a pH of 2.87. A) 2.9 x 10–2 M C) 1.3 x 10–3 M 7) Which one of the following is the weakest acid? A) HF (Ka = 6.8 × 10-4) B) HClO (Ka = 3.0 × 10-8) C) HNO2 (Ka = 4.5 × 10-4) D) HCN...
Determine pH, pOH, [H3O+] and [OH-] of a 0.265 M HClO solution. Ka of HClO is 2.9 x 10-8.
Determine the [OH-], pH, and pOH of a solution with a [H+] of 0.0075 M at 25 °C. [OH-] = M pH = pOH = Determine the (H+), pH, and pOH of a solution with an [OH-] of 8.9 x 10-7 M at 25 °C. [H+) = M Determine the (H+), pH, and pOH of a solution with an [OH-] of 8.9 x 10-7M at 25 °C. pH = pOH = Determine the (H+], [OH-], and pOH of a solution...
Calculate the percent ionization of hypochlorous acid (HClO) in solutions of each of the following concentrations (Ka = 3.0e-08.) (a) 0.144 M % (b) 0.568 M % (c) 0.896 M %
15) Calculate the OH- ion concentration of a solution with a pH of 3.75. (a) 1.78 x 10^-10 M (b) 2.17 x 10^-8 M (c) 2.75 x 10^-5 M (d) 5.62 x 10^-11 M 16) Calculate the H3O+ ion concentration of a solution with a pOH of 13.3. (a) 0.08 M (b) 0.20 M (c) 0.29 M (d) 0.35 M 17) Calculate the Kb of Hypochlorous acid, Ka= 3.5 x10^-8. (a) 1.3 x 10^-4 (b) 2.9 x 10^-7 (c) 3.1...
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.
Part A A 0.150 M weak acid solution has a pH of 2.97. Find Ka for the acid. Part B Find the percent ionization of a 0.195 M HC2H3O2 solution. (The value of Ka for HC2H3O2 is 1.8×10−5.) Part C Find the pH of a 0.0191 M solution of hypochlorous acid. (The value of Ka for hypochlorous acid is 2.9×10−8.) Part D Find the pH of a 0.014 M solution of HF. (The value of Ka for HF is 3.5×10−4.) Part...