Asked by Katlego

What is the pH of a mixture of 0.042M NaH2PO4 and 0.054M Na2HPO4

9 years ago

Answered by DrBob222

Use the Henderson-Hasselbalch equation.
pH = pKa2 + log (base)/(acid)
base is HPO4^-; acid is H2PO4^-

9 years ago

Answered by Nelson

7 years ago

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