The following plot shows a titration curve for the titration of 1.00 L of 1.00 M diprotic acid H 2 A with NaOH.
-Which point a-d represents the first equivalence point?
A)point a
B)point b
C)point c
D)point d

Question

The following plot shows a titration curve for the titration of 1.00 L of 1.00 M diprotic acid H 2 A with NaOH. 
-Which point a-d represents the first equivalence point?
A)point a 
B)point b 
C)point c 
D)point d

Quizplus · Accepted Answer

The first equivalence point is represented by point b, as it is the point where the amount of titrant added is stoichiometrically equivalent to the concentration of the analyte in the solution, typically indicated by a sharp change or inflection in the titration curve.

The Following Plot Shows a Titration Curve for the Titration