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Author Question: Balance the following oxidationreduction reaction using the half-reaction method. Cr2O72 + I2 ... (Read 74 times)

Mr3Hunna

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on: Mar 21, 2021

Question 1

An unknown metal (M) is electrolyzed. It took 74.1 s for a current of 2.00 amp to plate 0.107 g of the metal from a solution containing M(NO3)3. Identify the metal.

◦ La
◦ Bi
◦ Ga
◦ Cu
◦ Rh

Question 2

Balance the following oxidation–reduction reaction using the half-reaction method.
              Cr2O72– + I2→ Cr3+ + IO3–
In the balanced equation, the coefficient of water is:

◦ 4
◦ 17
◦ 11
◦ 7
◦ 6
Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
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Marked as best answer by Mr3Hunna on Mar 21, 2021

steff9894

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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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Mr3Hunna

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

brbarasa

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Reply 3 on: Yesterday
Excellent

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