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In the titration of a weak acid HA with 0.100 M NaOH, the stoichiometric point is known to occur at ...

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In the titration of a weak acid HA with 0.100 M NaOH, the stoichiometric point is known to occur at ...

In the titration of a weak acid HA with 0.100 M NaOH, the stoichiometric point is known to occur at a pH value of approximately 11. Which of the following indicators would be best to use to mark the endpoint of this titration?

▸ an indicator with K_a = 10^–10

▸ an indicator with K_a = 10^–8

▸ an indicator with K_a = 10^–14

▸ an indicator with K_a = 10^–11

▸ an indicator with K_a = 10^–12

Textbook

Chemistry: An Atoms First Approach

Edition: 3^rd

Authors: Zumdahl, DeCoste

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gradocans Author

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Correct

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Thank you, thank you, thank you!

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