1 answer

Calculate the pH of a buffer solution that contains 0.56 M NaH2PO4 and 0.21M Na2HPO4 Calculate...

Question:

Calculate the pH of a buffer solution that contains 0.56 M NaH2PO4 and 0.21M Na2HPO4

Calculate the change in pH if 0.050 g of solid NaOH is added to 200 mL of the solution in the problem above.


Answers

0 bos bubbes solution PH = pka + loq salt) Cacid ] Ka for Na H₂ POy = 6.2 x 10 8 So, pka = 7.21 PH= 7.21 + log 0.21 0.56 PH:

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