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Author Question: Calculate the percent ionization of nitrous acid in an aqueous solution that is 0.266 mol L-1 in ... (Read 69 times)

Deast7027

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on: Jul 8, 2021

Question 1

Assuming no volume change on mixing, what mass of ammonium chloride should be added to 250.0 mL of 0.25 M aqueous ammonia to produce a solution of pH 10.70? (Kb for ammonia is 1.8 × 10-5)
◦ 3.7 mg
◦ 120 mg
◦ 40 mg
◦ 30 mg
◦ 80 mg

Question 2

Calculate the percent ionization of nitrous acid in an aqueous solution that is 0.266 mol L-1 in nitrous acid and 0.112 mol L-1 in potassium nitrite (KNO2). The acid dissociation constant of nitrous acid is
◦ 29.6
◦ 0.402
◦ 11.2
◦ 1.34 × 10-3
◦ 1.55
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by Deast7027 on Jul 8, 2021

janieazgirl

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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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Deast7027

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Reply 2 on: Jul 8, 2021
:D TYSM

frankwu0507

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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