Calculate the pH of a 2.55 M solution of FeCl3. (Fe(H2O)6^3+, Ka=6.3x10^-3)
Calculate the pH of a 2.55 M solution of FeCl3. (Fe(H2O)6^3+, Ka=6.3x10^-3)
Calculate the pH of a 0.015 M solution of benzoic acid (C6H5CO2H) given that Ka = 6.3x10 for the acid. C6H5CO2H (aq) + H2O(l) C6H5CO2 (aq) + H20 (aq) 3P)CH PH =
A solution of nitrous acid, HNO2 is 6.3x10^-3 M, which is a weak acid with Ka=7.2x10^-4. Calculate: [HNO2] [NO2] pH What is the concentration of a nitrous acid solution with a pH of 2.21
What is the pH of a 0.55 M solution of Al(H2O)3+6 if the Ka for the hydrate is 1.4×10−5?
Calculate the pH of a 0.020 M benzoic acid solution, K = 6.3x10^-5 Calculate the pH of a 0.015 M solution of sodium acetate, where the K of acetic acid is 1.8x10^-5
Fe(SCN)(H2O)52+ + FeCl3 --> Fe(SCN)(H2O)52+ + KSCN --> Fe(SCN)(H2O)52+ + KCl --> Fe(SCN)(H2O)52+ + CuSO4 --> Why is the colour of CuSO4 solution blue?
The weak acid HZ has a Ka of 2.55 × 10−4. Calculate the pH of 0.055 M HZ.
A pH 4.88 buffer which was prepared by dissolving 0.10 mol of benzoic acid (Ka=6.3x10-5) and 0.50 mol of sodium benzoate in sufficient pure water to form a 1.00 L solution. A 2.00 mL of 2.00 M HI solution was added to a 70.0 mL aliquot of this solution. a) What was the pH of the new 72.0 mL solution. b) If 0.01 mol A13+ is added to this new solution, will Al3+ ion be separated as Al(OH)3(s) (Ksp =...
Calculate the pH of the solution that results when 33.82 mL of 0.142 M HBr are mixed with 43.37 mL of 0.147 M NaCN. Ka for HCN = 6.3x10-10
the pH and [s2-1 in a 0.21 M H2S solution. Assume Ka,-1.0x10-7. Ka,-1.0x10-19. Calculate pH [s2-] Calculate the pH of a 3.9x10 M solution of H2SO4 Need Help? Read it the pH and [s2-1 in a 0.21 M H2S solution. Assume Ka,-1.0x10-7. Ka,-1.0x10-19. Calculate pH [s2-] Calculate the pH of a 3.9x10 M solution of H2SO4 Need Help? Read it
The pH of a 1.50 M solution of HClO is 3.67. a. Calculate the Ka of HClO. (6 pts)