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Author Question: What is the [CH3COO-]/[CH3COOH] ratio necessary to make an aqueous buffer solution with a pH of ... (Read 79 times)

bcretired

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on: Jul 8, 2021

Question 1

What factor governs the selection of an indicator for a neutralization titration?
◦ the final volume of the solution
◦ the volume of titrant
◦ the molarity of the standard solution
◦ the pH at the stoichiometric (equivalence) point
◦ the solubility of the indicator

Question 2

What is the [CH3COO-]/[CH3COOH] ratio necessary to make an aqueous buffer solution with a pH of 4.34? Ka = 1.8 × 10-5 for CH3COOH.
◦ 0.39:1
◦ 0.91:1
◦ 1.09:1
◦ 2.5:1
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by bcretired on Jul 8, 2021

mcinincha279

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Reply #1 on: Jul 8, 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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bcretired

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Reply 2 on: Jul 8, 2021
Great answer, keep it coming :)

aliotak

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Reply 3 on: Yesterday
Excellent

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