試題詳解

17. Which of the following descriptions about the acid-base chemistry in an aqueous solution is correct? (3 pts)
(A) 0. 1 M of HBr is a weaker acid than 0.15 M of H3O⁺
(B) 0.1 M of HBr has a higher pH value than 0.05 M of HI
(C) 0.1 M of CH₃COOH is a stronger acid than 0.15 M of H₃O⁺
(D)0.1 M of CH COOH has a lower pH value than 0.05 M of HI
(E) None of the above.