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Author Question: The following pictures represent solutions of CuS, which may also contain ions other than Cu2+ and ... (Read 236 times)

daltonest1984

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on: Feb 15, 2020

Question 1

The following plot shows a titration curve for the titration of 1.00 L of 1.00 M diprotic acid H2A+ with NaOH. Which point a-d represents the isoelectric point?


◦ point a
◦ point b
◦ point c
◦ point d

Question 2

The following pictures represent solutions of CuS, which may also contain ions other than Cu2+ and S2- which are not shown. Gray spheres represent Cu2+ ions and dotted spheres represent S2- ions.




If solution (1) is a saturated solution of CuS, which of solutions (2)-(4) are unsaturated?
◦ only (2)
◦ only (3)
◦ only (4)
◦ (3) and (4)
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
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Marked as best answer by daltonest1984 on Feb 15, 2020

kmb352

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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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Lucy Astoyan

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Reply #2 on: Mar 12, 2021
Thank you


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