Question

The absorbance values At & A0 recorded in the experiment 'Rate Law Determination of the Crystal Violet Reaction' are used in the place of the concentration values of which species

A. CVOH
B. CV+
C. –OH
D. Na+
E. H2O

Answer 1

We don't know what experiment you are doing nor how you are doing it. My guess wouldn't help much.

Answer 2

The answer is CV+