system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
pKA=pH when:
assistant
The correct answer is  Ans. B. When the concentration of ionized and unionized form is sameThis question is an application of Henderson Hasselbalch equation.It ispH=pKa+log/ is concentration of ionised form is concentration of unionised form.When =, thenpH=pKa+log/pH=pKa+log1i.e.pH=pKa+0