The pH of 0.50 mol dm‾³ solutions of HCI, H2SO4 and CH3COOH were measured. which of the following statements about the values obtained is correct?

A. the pH value was equal to 5 in each case
B. the pH values of the HCI and H2SO4 solutions were equal
C. their pH values added uo to 14
D. the pH value of the CH3COOH was the highest.

Correct Answer: Option D

D. the pH value of the CH3COOH was the highest.