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Author Question: Which of the following solutions is a good buffer system? (Read 166 times)

APUS57

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on: Nov 18, 2019

Question 1

Which of the following solutions represents a good buffer system?
◦ a solution that is 0.10 mol L-1 NaOH and 0.10 mol L-1 KOH
◦ a solution that is 0.10 mol L-1 HCl and 0.10 mol L-1 KCl
◦ a solution that is 0.10 mol L-1 CH3COOH and 0.10 mol L-1 CH3COOLi
◦ a solution that is 0.10 mol L-1 HF and 0.10 mol L-1 CH3COONa
◦ a solution that is 0.10 mol L-1 HCl and 0.10 mol L-1 NH4+

Question 2

Which of the following solutions is a good buffer system?
◦ a solution that is 0.10 mol L-1 HCN and 0.10 mol L-1 LiCN
◦ a solution that is 0.10 mol L-1 HCN and 0.10 mol L-1 NaCl
◦ a solution that is 0.10 mol L-1 NaOH and 0.10 mol L-1 HNO3
◦ a solution that is 0.10 mol L-1 NaCl and 0.10 mol L-1 HCl
◦ a solution that is 0.10 mol L-1 HNO3 and 0.10 mol L-1 KNO3
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
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Marked as best answer by APUS57 on Nov 18, 2019

tsternbergh47

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Reply #1 on: Nov 18, 2019
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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APUS57

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Reply 2 on: Nov 18, 2019
YES! Correct, THANKS for helping me on my review

lcapri7

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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