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Author Question: Aniline, (C6H5NH2, Kb = 4.3 10-10 at 25C) is an industrially important amine used in the making of ... (Read 134 times)

sc00by25

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on: Feb 15, 2020

Question 1

What is the pH of a 0.30 M pyridine solution that has a Kb = 1.9 × 10-9? The equation for the dissociation of pyridine is

C5H5N(aq) + H2O(l) ⇌ C5H5NH+(aq) + OH-(aq).

◦ 8.72
◦ 10.38
◦ 4.62
◦ 9.38

Question 2

Aniline, (C6H5NH2, Kb = 4.3 × 10-10 at 25°C) is an industrially important amine used in the making of dyes. Determine the pH of an aniline solution made by dissolving 3.90 g of aniline in enough water to make 100 mL of solution.
◦ 10.74
◦ 9.74
◦ 9.13
◦ 4.87
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
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Marked as best answer by sc00by25 on Feb 15, 2020

scikid

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Reply #1 on: Feb 15, 2020
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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sc00by25

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Reply 2 on: Feb 15, 2020
Great answer, keep it coming :)

dreamfighter72

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Reply 3 on: Yesterday
Gracias!

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