23, (4 points) Calculate the pH of a 2.6 × 10-2 M solution of KOH (aq)....
Calculate the pH of each solution. A. 7.55×10−2 M HBr B. 6.28×10−3 M KOH C. 1.89×10−3 M HNO3 D. 5.54×10−4 M Sr(OH)2 E. [OH−] = 9.9×10−7 M F. [OH−] = 8.6×10−8 M G. [OH−] = 9.2×10−11 M H. [OH−] = 3.4×10−2 M
Hint Calculate the pH of exh solution at 25 ℃- 1.0×10-4 M Ha pH= 1.0×10-4 M NaOH pH= 001 M KOH pH = 0 Arrange the aqueous solutioms from the most acidic to the mst basic, at 25'C Acidic Basic Answer Blandk F12 8 9 0 :: Expand 411% Resources Hint 23 Classify each apanous solution aode, basic, or neuthl at 25C Acidic Basic Neutral 9 0
Calculate [OH -] and pH for each of the following solutions. (a) 0.0061 M KOH [OH-] = ? M pH=? (b) 0.0225 g of KOH in 540.0 mL of solution [OH-] = ? M pH=? (c) 53.0 mL of 0.00788 M Sr(OH)2 diluted to 700 mL [OH-] = ? M pH=? (d) A solution formed by mixing 44.0 mL of 0.000590 M Sr(OH)2 with 25.0 mL of 3.2 x 10-3 M KOH [OH-] = ? M pH=? Calculate [OH-] and...
Calculate the pH for each case in the titration of 50.0 mL of 0.120 M HCIO(aq) with 0.120 M KOH(aq). Use the ionization constant for HCIO. What is the pH before addition of any KOH? pH = What is the pH after addition of 25.0 mL KOH? pH = What is the pH after addition of 35.0 mL KOH? pH = What is the pH after addition of 50.0 mL KOH? pH = What is the pH after addition of...
WILSPILUIS SUSITIU 41722 Tourse o 25 1650 TocontentId = Question Completion Status: QUESTION 15 Calculate the pH of 0.026 M HC104. a. 1.59 b. 12.41 c. None of these d. 0.026 Oe. 7.00 Caps Lock is on QUESTION 16 Calculate the pH of a 0.045 M HCl solution a. 1.23 b. none of these c.12.65 d. 1.35 e. 12.29
Calculate the pH for each case in the titration of 50.0 mL of 0.160 M HClO(aq) with 0.160 M KOH(aq). ionization constant=4.0×10^–8 What is the pH before addition of any KOH? pH = What is the pH after addition of 25.0 mL KOH? pH = What is the pH after addition of 40.0 mL KOH? pH = What is the pH after addition of 50.0 mL KOH? pH = What is the pH after addition of 60.0 mL KOH? pH...
11. What is the pH of 6.5 x 10' M KOH(aq) at 25 °C?(K - 1.01 X 10-) a. 4.19 b. 1.54 c. 4.19 d. 9.81 e. 12.46
4) A 100.0 mL sample of 0.20 M HF is titrated with 0.10 M KOH. Determine the pH of the solution after the addition of 200.0 mL of KOH. The Ka of HF is 3.5 x 10-4. A) 10.54 B) 8.14 C) 9.62 D) 7.00 E) 3.46
Calculate [OH -] and pH for each of the following solutions. (a) 0.0037 M KOH [OH-] = M pH = (b) 0.0518 g of KOH in 530.0 mL of solution [OH -] = M pH = (c) 21.2 mL of 0.00517 M Ca(OH)2 diluted to 500 mL [OH -] = M pH = (d) A solution formed by mixing 29.0 mL of 0.000350 M Ca(OH)2 with 83.0 mL of 5.5 x 10-3 M KOH [OH -] = M pH = Calculate [OH ]and pH...
explain 21,22,23 UTILIT In this solution is a. 2.6 x 10-1° M b. 3.8 x 10 M c. 9.58 d. 4.42 e. none of these 21. How many moles of pure NaOH must be used to prepare 1.0 L of a solution that has pH = 12.26? a. 8.2 x 10-16 mol b. 0.018 mol c. 5.5 x 10-13 mol d. 1.74 mol e. none of these 22. Calculate the pH of a 0.045 M HCl solution. K a. 1.23...