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Author Question: The pH of a 0.150 M solution of a weak base is 10.98. Calculate the pH of a 0.0639 M solution of the base. (Read 161 times)

ghost!

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  • Posts: 560
on: Mar 21, 2021

Question 1

The pain killer morphine is a weak base when added to water. The Kb is 1.6 × 10–6. What is the pH of a 5.08 × 10–3M solution of morphine?

◦ 4.05
◦ 9.95
◦ 5.91
◦ 9.80
◦ None of these are correct.

Question 2

The pH of a 0.150 M solution of a weak base is 10.98. Calculate the pH of a 0.0639 M solution of the base.

◦ 3.20
◦ 10.80
◦ 7.59
◦ 6.41
◦ None of these are correct.
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Marked as best answer by ghost! on Mar 21, 2021

dawsa925

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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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ghost!

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Reply 2 on: Mar 21, 2021
:D TYSM

cdmart10

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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