In: Chemistry
Cacodylic acid is (CH3)2AsO2H. Its ionization constant is 6.4 × 10−7. (a) Calculate the pH of 50.0 mL of a 0.18 M solution of the acid. (b) Calculate the pH of 25.0 mL of 0.15 M (CH3)2AsO2Na. (c) Mix the solutions in parts (a) and (b). Calculate the pH of the resulting solution..