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Question:
The dissociation constant of bromocresol purple indicator is 3.981 × 10-7 at 0° C. The indicator when added to a buffer solution gave a colour matched with 50% basic colour and rest matched with acidic colour. The pH of buffer is:
[log 3.98 = 0.5999]
The dissociation constant of bromocresol purple indicator is 3.981 × 10-7 at 0° C. The indicator when added to a buffer solution gave a colour matched with 50% basic colour and rest matched with acidic colour. The pH of buffer is:
[log 3.98 = 0.5999]
[log 3.98 = 0.5999]
Updated On: Mar 21, 2024
- 7.40
- 3.25
- 6.40
- 5.40
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The Correct Option is C
Solution and Explanation
The correct option is(C):6.40.
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