A Buffer Is Prepared by Mixing 200

A buffer is prepared by mixing 200.0 mL of 0.1500 M NaOH with 200.0 mL of 0.200 M CH₃CO₂H in a 1-L volumetric flask and then diluted to volume with distilled deionized water.Calculate the pH of the buffer.K_a = 1.75 × 10⁻⁵

A) 5) 23
B) 9) 72
C) 7) 00
D) 8) 77
E) 4) 28