Calculate the pH of a 0.10 M NaHX salt solution. Ka (H2X) = 7 x 10-5 Ka (HX-) = 5.3 x 10-11
Calculate the pH of a 0.10 M NaHX salt solution. Ka (H2X) = 7 x 10-5 Ka...
Calculate the pH of a solution of 0.10 M hydrogen cyanide HCN? (Ka = 4.9 x 10-10) The answer is 5.15 please explain.
11. Calculate the pH of a solution of 0.10 M hydrogen cyanide HON? (Ka = 4.9 x 10-10) E. 9.31 F. 5.15 G. 4.16 H. 1.00
The pH of a 0.10 M solution of hydrazoic acid, HN3, is 2.86. Calculate the Ka value for hydrazoic acid. A. 1.4 x 10-4 B. 1.9 x 10-5 C. 1.9 x 10-3 D. 1.4 x 10-5 E. 2.6 x 10-3
A certain weak acid, HA, has a Ka value of 5.3×10−7 Calculate the percent ionization of HA in a 0.10 M solution.
Calculate the pH and [S2-] in a 0.15 M H2S solution. Assume Ka, 1.0 x 10-7, Ka2 = 1.0 x 10-19. pH s2-1 Need Help? Read It Supporting Materials ■ Supplemental Data Periodic Table Constants & Factors 7. -6.25 points ZumChemP8 7.E.098. Calculate the pH of a 3.4x 10-3 M solution of H2SO4
7. (4 points) LiCN is a salt solution. The Ka of HCN is 6.2 x 100, a. Should the salt solution be acidic, basic, or neutral? b. Write the equilibrium reaction for the ion of the salt that contributes to the pH of the solution c. Calculate the pH of a 1.25 M solution of LiCN.
A 0.240 M solution of the salt NaA has pH = 8.40. Calculate Ka for the acid HA.
Calculate the pH at the isoelectric point for a 0.10 M solution of the amino acid phenylanaline. Ka(-CO2H) = 6.30 x 10^-3 and Ka(-NH3) = 4.0 x 10^-10 for phenylalanine.
What is the pH of a 0.10 M NaClO solution if Ka for HClO is 3.0 x 10^-8?
Calculate the pH of a .30 M solution of acetic acid (CH3COOH, Ka= 1.8 x 10^-5) at 25 degrees Celsius.