Given: The initial conditions are 1.3 M propionic acid (H5C…

Given: The initial conditions are 1.3 M propionic acid (H5C3O2H).   Ka = 4.9*10-5. What is the equilibrium concentration of propanoate (H5C3O2-)? Use the small-x approximation if possible. Your work for this question may help with the next question. Answer in M. Do not type units. Do not use scientific notation.

11). One of your co-workers recently returned from Eastern E…

11). One of your co-workers recently returned from Eastern Europe. She was there for over a year to support the medical staff in local hospitals. She is a healthy individual who does not have a history of TB and does not present any clinical signs. She is given a TB test to make sure she does not have the disease. After 72 hours, the site of the injection shows an induration that is 5 mm in diameter. How would you interpret this result?