GKFix MCQ Question

What is the correct Henderson-Hasselbalch equation for a weak base and its salt?

• A. pH = pKa + log([salt]/[acid])
• B. pOH = pKb + log([salt]/[base])
• C. pH = pKw – (pKb + log([salt]/[base]))
• D. pH = pKa + log([base]/[conjugate acid])