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A pH indicator was found to have a pKa = 5.00. At a pH of 7.00,...

A pH indicator was found to have a pKa = 5.00. At a pH of 7.00, which one of the following should be observed and why?

Select one:

a. The color of the solution will be the color of In- because [HIn] > [In-] at this pH.

b. The color of the solution will be the color of HIn because [In-] > [HIn] at this pH.

c. The color of the solution will be the color of In- because [In-] > [HIn] at this pH.

d. The color of the solution will be the color of Hin because [HIn] > [In-] at this pH.

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