(Answered)-Zach Thomas makes a buffer composed of 25 mL of 0.20 M acetic - (2025 Updated Original AI-Free Solution

Question

Zach Thomas makes a buffer composed of 25 mL of 0.20 M acetic acid and 25 mL of 0.20 M sodium acetate.? If he adds 10 mL of 0.20 M HCl to the solution, what is the pH of the solution after he adds the HCl? (pK_a?of acetic acid = 4.76)