b) Calculate the pH of the following solutions 4.00M of (CH3)2NH (K. = 5.13 x 10),...
2. Calculate the pH of the following solutions: (a) [H3O+] = 1.4 x 10-'M (b) [OH-] = 3.5 x 10-2M (c) pOH = 10.5 3. What is the pH of a 0.10 M solution of HCIO4? (A strong acid) 4. Write the dissociation reaction and the corresponding K, expression for the following acids in water. (a) H3PO4 (b) C&H OH 5. Write the reaction and corresponding Ko expression for each of the following bases in water. (a) NH3 (b) PO4...
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5. (8 points) Calculate the pH of each of the following aqueous solutions at 25 C 0.65 M boric acid (B(OH), K,-7.3 x 10") a. 3.15 M ammonia (NH, K.- 1.76 x 10) b. c. 0.82 M benzoic acid (CaH,COOH, K.-6.3 x 10) 0.100 M HASO4 (K,-2.5 x 10, Ke 5.6 x 10, K-3.0 x 10) d. (2 points) Determine whether each of the following salts are acidic, basic, or neutral. 6. a. Na SO b. CH NH...
Calculate the pH of each of the following buffered solutions. K. (HC2H2O2) = 1.8 x 10-5 1.0.19 M acetic acid/0.23 M sodium acetate pH 2.0.23 M acetic acid/0.19 M sodium acetate PH 3. 0.070 M acetic acid/0.18 M sodium acetate PH 4.0.18 M acetic acid/0.070 M sodium acetate PH
[References] Calculate (OH") (H+), and the pH of 0.37 M solutions of each of the following amines (K for aniline is 3.8 x 10-20 K, for methylamine is 4.38 x 10-4) a aniline M [OH"]= [H+] - M pH- b. methylamine [OH-]- M (H+) - M pH
Calculate the pH of each of the following solutions. (a) 1.3 x 10-4 M Ba(OH)2: x 10 (Enter your answer in scientific notation.) (b) 1.7 x 10-4 M HNO3: Calculate the pH of a 0.025 M CHEN (pyridine) solution. The K, for pyridine is 1.7 x 10 9. pH =
1. Calculate the pH of each of the following solutions and determine whether the solutions are neutral, acidic, or basic. a. [H] = 4.8 x 10-M b. [OH-] = 2.5 X 10M c. [OH-] = 3.2 X 10M
The pH of a 0.164 M aqueous solution of (CH3)2NH is 11.98. What is the value of Kb? A. 6.10 * 10-14 B. 5.84 * 10-4 C. 5.80 * 10-2 D. 6.70 * 10-24 E. 1.86
The pH of a 0.164 M aqueous solution of (CH3)2NH is 11.98. What is the value of Kb? A. 5.84 * 10-4 B. 6.10 * 10-14 C. 6.70 * 10-24 D. 5.80 * 10-2 E. 1.86
Calculate the [OH]-, the pH and the pOH for each of the following solutions AND identify each of the solutions as acidic, basic, or neutral. a. [H+] = 1.0 x 10-7 b. [H+] = 7.4 x 10-16 c. [H+] = 10 M d. [H+] = 6.3 x 10-4 Show work please
Calculate the [H30%], pH, and % ionization for 0.10M solutions of the following weak monoprotic acids. a. HCN b. HF c. HBrO d. HN3 2.