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09-02-2024
Chemistry

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An acid-base indictor 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 9.6 when indicator is 80% red
D. ph is 8.4 when indicator is 80% blue

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