If 500mg tablet of vitamin C is dissolved in 50.0 mL water at 25 oC to make a solution, answer the following questions: a.Calculate the molar mass and concentration of ascorbic acid. (2 marks) b.Write the equilibrium reaction, the equilibrium expression, and calculate the equilibrium concentrations of all chemical species. (8 marks) c.What is the pH and percent ionization of this solution? (2 marks) d.Calculate the acid ionization constant (Ka) and the pKa. of Vit C (2 marks) e.What are the values of Kb and pKb for the ascorbate ion? (2 marks)