The Ka values of H3PO4 are shown below.

Question

Ka1 7.5 multiplied by 10-3
Ka2 6.2 multiplied by 10-8
Ka3 4.8 multiplied by 10-13

What is the pH of a 0.14 M solution of Na2HPO4?

Question ID
524687

Created
April 3, 2011 5:34pm UTC

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2 answers

answered by DrBob222 · Answer 1

(H^+) = sqrt(k2k3)
pH = -log (H^+)

Answer ID
524737

Created
April 3, 2011 7:35pm UTC

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answered by George · Answer 2

thanks!

Answer ID
524807

Created
April 3, 2011 9:12pm UTC

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https://questions.llc/answers/524807