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Author Question: What is the resulting pH when 0.005 moles of KOH is added to 0.100 L of a buffer solution that is ... (Read 76 times)

Redwolflake15

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on: Feb 15, 2020

Question 1

What is the magnitude of the change in pH when 0.005 moles of HCl is added to 0.100 L of a buffer solution that is 0.100 M in CH3CO2H and 0.100 M NaCH3CO2? The Ka for acetic acid is 1.8 × 10-5.
◦ 1.30
◦ 0.20
◦ 0.00
◦ 0.47

Question 2

What is the resulting pH when 0.005 moles of KOH is added to 0.100 L of a buffer solution that is 0.100 M in H2PO4- and 0.100 M HPO42- and the Ka2 = 6.2 × 10-8?
◦ 5.61
◦ 5.21
◦ 6.73
◦ 7.69
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
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Marked as best answer by Redwolflake15 on Feb 15, 2020

kishoreddi

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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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Redwolflake15

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Reply 2 on: Feb 15, 2020
Gracias!

6ana001

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Reply 3 on: Yesterday
Excellent

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