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Author Question: A certain acid, HA, has a Ka given by: HA + H2O H3O+ + A-Ka = 6.80 10-6 What is the pH of a 0.247 M ... (Read 36 times)

mspears3

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on: Jul 8, 2021

Question 1

A 7.0 × 10-3  mol L-1 aqueous solution of Ca(OH)2 at 25.0 °C has a pH of:
◦ 12.15
◦ 1.85
◦ 1.4 × 10-2
◦ 7.1 × 10-13
◦ 11.85

Question 2

A certain acid, HA, has a Ka given by:
HA + H2O H3O+ + A-Ka = 6.80 × 10-6

What is the pH of a 0.247 M aqueous solution of the acid's potassium salt, KA, which undergoes the hydrolysis reaction?
A- + H2O OH- + HA

◦ 4.72
◦ 9.28
◦ 4.11
◦ 9.89
◦ 9.44
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by mspears3 on Jul 8, 2021

Shshxj

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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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mspears3

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

chereeb

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Reply 3 on: Yesterday
:D TYSM

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