An acid-base indicator has K_b of 1.0 × 10^(-5). The acid form of the indicator is red and the basic form is blue.

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Q 1189334217.     An acid-base indicator has K_b of 1.0 × 10^(-5). The acid form of the indicator is red and the basic form is blue. Then:
A

pH is 8.4 when indicator is 80% red

B

pH is 9.6 when indicator is 80% blue

C

pH is 8.4 when indicator is 80% blue

D

pH is 9.6 when indicator is 80% red

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(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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