Problem- A buffer is made by mixing together 500mL of 0.5M CH3NH2 and 500 mL 0.7 M CH3NH3Cl (Kb= 4.38x10^-4)
A.) What is the pH of the buffer?
B.) What is the pH after adding 0.1 mol NaOH to 1 L of the buffer?
C.) What would be the pH after adding 0.08 mol HCl to 1 L of the original buffer?
Answer all three questions and provide required steps