Calculate the pH of the following solutions. (a) 0.73 M NaOH 13.86 (b) 8.7 ✕ 10-10...
3. Calculate the equilibrium pH of NaOH solutions containing (a) 104 M NaOH, (b) 10-8 M MaOH.
Calculate [OH -] and pH for each of the following solutions. (a) 0.0010 M NaOH [OH-] = M pH = (b) 0.0267 g of LiOH in 550.0 mL of solution [OH -] = M pH = (c) 69.4 mL of 0.00138 M Sr(OH)2 diluted to 600 mL [OH -] = M pH = (d) A solution formed by mixing 49.0 mL of 0.000590 M Sr(OH)2 with 77.0 mL of 4.2 x 10-3 M NaOH [OH -] = M pH =
Calculate [OH -] and pH for each of the following solutions. (a) 0.0013 M NaOH [OH-] = ____M pH =_____ (b) 0.0571 g of CsOH in 540.0 mL of solution [OH -] ____= M pH =____ (c) 11.6 mL of 0.00247 M Ba(OH)2 diluted to 800 mL [OH -] = ___ M pH =___ (d) A solution formed by mixing 82.0 mL of 0.000500 M Ba(OH)2 with 54.0 mL of 6.4 x 10-3 M NaOH [OH -] = ___M pH...
6. (a) Calculate the pH of the 0.39 M NH3/ 0.73 M NH4Cl buffer system. pH = (b) What is the pH after the addition of 20.0 mL of 0.075 M NaOH to 80.0 mL of the buffer solution? pH =
Calculate the pH at the equivalence point in titrating 0.048 M solutions of each of the following with 0.016 M NaOH. (a) hydroiodic acid (HI) (b) hydrosulfuric acid (H2S), Ka = 9.5e-08 (c) phenol (HC6H5O), Ka = 1.3e-10
Calculate the pH of the following solutions at 25 ℃ a) 1.0×10-5 M HCI c) 1.0×10-5 M NaOH Number Number pH b) 0.01 M HNO, d) 0.1 M KOH Number Numbero pH-
Calculate the pH at the equivalence point in titrating 0.028 M solutions of each of the following with 0.031 M NaOH. (a) nitric acid (HNO3) pH = ______ (b) benzoic acid (HC7H5O2), Ka = 6.3e-05 pH = _______ (c) hypobromous acid (HBrO), Ka = 2.5e-09 pH = _______
5) Calculate the pH of the following solutions a) 2.5 x 10 M HCI c) 9.5 x 10 8M OH (see problem 4 for converting to hydronium first!) b) 9.5 10 M HNO3 5 Page
For each of the following solutions, calculate the initial pH and the final pH after adding 0.0150 mol of NaOH. A.For 210.0 mL of pure water, calculate the initial pH and the final pH after adding 0.0150 mol of NaOH. B. For 210.0 mL of a buffer solution that is 0.245 M in HCHO2 and 0.315 M in KCHO2, calculate the initial pH and the final pH after adding 0.0150 mol of NaOH(Ka=1.8⋅10−4). C. For 210.0 mL of a buffer...
Calculate the pH at the equivalence point in titrating 0.047 M solutions of each of the following with 0.055 M NaOH. (a) nitric acid (HNO3) pH = (b) acetic acid (HC2H3O2), Ka = 1.8e-05 pH = (c) benzoic acid (HC7H5O2), Ka = 6.3e-05 pH = Calculate the pH at the equivalence point in titrating 0.047 M solutions of each of the following with 0.055 M NaOH. (a) nitric acid (HNO3) pH = (b) acetic acid (HC2H302), Ka = 1.84-05...