Problem- What mass of solid NaCH3CO2 (molar mass=82.0 g/mol) should be added to 1.0 L of 0.50 M CH3CO2H to make a buffer with a pH of 4.21? (Ka of CH3CO2H = 1.8x10^-5)(MW of sodium acetate= 82.0g/mol)
It is not a question in the book, so I just need the full solution of deriving!