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Author Question: Calculate the pH of a solution that is 0.50 M in HF (Ka = 7.2 104) and 0.63 M in NaF. (Read 53 times)

tth

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on: Mar 21, 2021

Question 1

Calculate the pH of a solution made by mixing 100.0 mL of 0.355 M NH3 with 100.0 mL of 0.100 M HCl. (Kb for NH3 = 1.8 10–5)

◦ 9.66
◦ 4.34
◦ 8.85
◦ 9.26
◦ None of these are correct.

Question 2

Calculate the pH of a solution that is 0.50 M in HF (Ka = 7.2 10–4) and 0.63 M in NaF.

◦ 3.14
◦ 3.24
◦ 0.10
◦ 10.76
◦ 3.04
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Marked as best answer by tth on Mar 21, 2021

miss_1456@hotmail.com

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Reply #1 on: Mar 21, 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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tth

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  • Posts: 579
Reply 2 on: Mar 21, 2021
Gracias!

Dominic

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Reply 3 on: Yesterday
Wow, this really help

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