試題詳解

68. For the titration reaction A+B→C, where A=analyte, B-titrant, and C-product, the end point is to be detected spectrophotometrically at 550 nm, based on the absorbance information shown on the right. The shape of the titration curve at 550 nm would most closely resemble which of the following?
(A)
(B)
(C)
(D)
(E)