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Author Question: When Cr2O72-(aq) + HNO2(aq) Cr3+(aq) + NO3(aq) is balanced in acid, there are three electrons ... (Read 45 times)

CORALGRILL2014

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on: Mar 21, 2021

Question 1

Water is added to balance the number of oxygen atoms in a half-reaction.

◦ true
◦ false

Question 2

When Cr2O72-(aq) + HNO2(aq) → Cr3+(aq) + NO3−(aq) is balanced in acid, there are three electrons transferred in the oxidation-reduction.

◦ true
◦ false
Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
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Marked as best answer by CORALGRILL2014 on Mar 21, 2021

jaaaaaaa

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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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CORALGRILL2014

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Reply 2 on: Mar 21, 2021
YES! Correct, THANKS for helping me on my review

hramirez205

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Reply 3 on: Yesterday
Excellent

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