Assignment:
Question 1. Give an example of an absorption type stationary phase.
Question 2. Explain why at pH around 7, the analyte anions move towards the cathode in capillary zone electrophoresis.
Question 3. The Ksp of La(IO3)3 is 1.0×10-11. Using activities, what is the molar solubility of La(IO3)3 in a 0.050 M solution of NaNO3?
Question 4. Calculate pFe2+ at Ve in the titration of 25.00 mL of 0.02026 M EDTA by 0.03855 M Fe2+ at pH 6.00.
Question 5. A solution containing 100.0 mL of 0.150 M HCl is titrated with 75.0 mL of 0.300 NaOH. What is the pH of the resulting solution?
Provide complete and step by step solution for the question and show calculations and use formulas.