Calculate the ph of the buffer solution

Reference no: EM133476231

Question: Calculate the pH of the buffer solution in which [H3PO4] = 0.038 M and [H2PO4-] = 0.046 M (pKa1 = 2.12, pKa2 = 7.21, pKa3 = 12.32). (Recall that the formula for phosphoric acid is H3PO4.)

b) Now add 5.0 mL of 0.1 M NaOH to 80 mL of buffer and calculate the pH.

Reference no: EM133476231

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