A buffer contains 0.020 mol of lactic acid (pKa = 3.86) and 0.100 mol sodium lactate...

Question

Question

A buffer contains 0.020 mol of lactic acid (pKa = 3.86) and 0.100 mol sodium lactate per liter of aqueous solution.

a. Calculate the pH of this buffer.

b. Calculate the pH after 8.0 mL of 1.00 M NaOH is added to 1 liter of the buffer (assume the total volume will be 1008 mL).

Answer 1

Answer #1

H of bu kQ a cudl moti) Volume S6 + Co.o27 o. 699 ,56 NO 20 were preen um lactate. nou milu o/ MS 3.86 lo 36 +0.q542 & 14

Answer 2

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