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#Question id: 363


What is the pH of a mixture of 0.042 M NaH2PO4 and 0.058 M Na2HPO4? If 1.0 mL of 10.0 M NaOH is added to a liter of the buffer prepared, how much will the pH change? (pKa = 6.86)

#SCPH06 I Botany
  1. 7.19, 7

  2. 6.86, 7.19

  3. 7, 6.86

  4. 7, 7.19


Answer:- Option(s): 4


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