When 40 mL ofa 0.1M weak monoacid base is titrated with 0.16M HCI, the pH of solution at the end point is 5.23. Calculate K_(b). What will be the pH if 15 mL of 0.12M NaOH is added to the resulting solution ?

When 40 mL ofa 0.1M weak monoacid base is titrated with 0.16M HCI, the

1.	When 40 mL ofa 0.1M weak monoacid base is titrated with 0.16M HCI, the pH of solution at the end point is 5.23. Calculate K_(b). What will be the pH if 15 mL of 0.12M NaOH is added to the resulting solution ?
Answer» ANSWER :`1.775xx10^(-5), 9.1621;`