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Author Question: In the titration of a weak acid HA with 0.100 M NaOH, the stoichiometric point is known to occur at ... (Read 21 times)

Deast7027

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on: Mar 21, 2021
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 Ka = 10–10

◦ an indicator with Ka = 10–8

◦ an indicator with Ka = 10–14

◦ an indicator with Ka = 10–11

◦ an indicator with Ka = 10–12
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Marked as best answer by Deast7027 on Mar 21, 2021

Andromeda18

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Reply #1 on: Mar 21, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Deast7027

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Reply 2 on: Mar 21, 2021
Excellent

sailorcrescent

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Reply 3 on: Yesterday
Gracias!

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