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Author Question: What is the pH at the equivalence point of a weak base-strong acid titration if 20.00 mL of NaOCl ... (Read 105 times)

SGallaher96

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on: Feb 15, 2020

Question 1

Sodium hypochlorite, NaOCl, is the active ingredient in household bleach. What is the concentration of hypochlorite ion if 20.00 mL of bleach requires 31.00 mL of 0.500 M HCl to reach the equivalence point?
◦ 0.333 M
◦ 0.775 M
◦ 1.28 M
◦ 0.275 M

Question 2

What is the pH at the equivalence point of a weak base-strong acid titration if 20.00 mL of NaOCl requires 28.30 mL of 0.20 M HCl? Ka = 3.0 × 10-8 for HOCl.
◦ 4.23
◦ 3.76
◦ 3.39
◦ 0.70
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
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Marked as best answer by SGallaher96 on Feb 15, 2020

essyface1

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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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SGallaher96

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Reply 2 on: Feb 15, 2020
YES! Correct, THANKS for helping me on my review

epscape

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Reply 3 on: Yesterday
Gracias!

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