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Author Question: A 25.0 mL sample of 0.150 mol L-1 aqueous hydrazoic acid is titrated with a 0.150 mol L-1 NaOH(aq) ... (Read 88 times)

tiffannnnyyyyyy

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on: Jul 8, 2021

Question 1

A 25.0 mL sample of 0.150 mol L-1 aqueous butanoic acid is titrated with a 0.150 mol L-1 NaOH(aq) solution. What is the pH before any base is added? Butanoic acid is monoprotic. The Ka of butanoic acid
is 1.5 × 10-5.
◦ 2.82
◦ 1.5 × 10-3
◦ 4.82
◦ 4.00
◦ 1.0 × 104

Question 2

A 25.0 mL sample of 0.150 mol L-1 aqueous hydrazoic acid is titrated with a 0.150 mol L-1 NaOH(aq) solution. What is the pH after 13.3 mL of base is added? The Ka of hydrazoic acid is 1.9 × 10-5.
◦ 4.45
◦ 1.34
◦ 3.03
◦ 4.78
◦ 4.66
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by tiffannnnyyyyyy on Jul 8, 2021

xiaomengxian

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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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tiffannnnyyyyyy

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Reply 2 on: Jul 8, 2021
Thanks for the timely response, appreciate it

jackie

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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