The pH of a 0.14 M MCl (M+ is an unknown cation) was found to be 5.2.
Write a net ionic equation for the hydrolysis of M+.
The pH of a 0.14 M solution of an unknown weak acid is 5.85. Calculate the Ka of the acid.
The pH of a 0.14 M solution of an unknown monoprotic acid is 5.85. Calculate the Ka of the acid.
- You have a clear colorless unknown solution with a group 1 cation. After adding some hydrochloric acid solution you obtain a white precipitate. Addition of ammonia causes the white precipitate to dissolve. Acidifying with nitric acid makes the precipitate reappear. Which cation do you suggest was in the unknown sample? Write the net ionic equation of any reaction that may occur (4P). 3. When testing for the presence of sulfate, what reagent is added to the solution? What final...
Use the table of K, and K, values to calculate the theoretical pH of each salt solution. For full credit, write the net ionic equation for the hydrolysis reaction. 0.10 M Na,PO, 2. 0.10 M Na,CO 0.10 M NH, 0.10 M AI(NO), 69 Laboratory 6 | Buffers and Salt Hydrolysis: Data and Calculations
Use the table of K, and K, values to calculate the theoretical pH of each salt solution. For full credit, write the net ionic equation for the...
Metal Cation Ca2+ Anion CO32- write the net ionic equation of your anion reacting with silver. AgNO3 write the net ionic equation of your metal cation reacting with nitrate. HNO3- write the net ionic equation of your metal cation reacting with carbonate (NH4)2CO3
6. 1.0 M Sulfuric Acid and 1.0 M NaOH a. What is the beginning pH? b. Write the complete balanced equation. c. Write complete ionic equation. d. List all precipitates that form. e. Write the net ionic equation. f. What is the pH of the solution after the reaction? Is it acidic, basic, or neutral?
A 0.14 M HNO2 solution is 5.7% ionized. Calculate the pH of the solution. Write answer to the hundredths place.
(1). The pH of a solution that is 0.2 M in HA and 0.14 M in NaA is ___. Ka = 3.3 x 10-6.
What is the pH of a solution that is 0.18 M KOCN and 0.14 M HOCN (cyanic acid)? (Ka for HOCN is 3.5 x 10^-4) pH=
Calculate the pH of a mixture that contains 0.24 M of HCNO and 0.14 M of HClO. The Ka of HCNO is 3.5×10−4, and the Ka of HClO is 4.0×10−8. pH=