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Author Question: Based on the half-reactions and their respective standard reduction potentials below, which addition ... (Read 110 times)

melina_rosy

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Question 1

Based on the half-reactions and their respective standard reduction potentials below, what is the standard cell potential for the reaction that is expected to occur?

Fe3+(aq) + e- → Fe2+(aq)  0.77 V
Sn4+(aq) + 2 e- → Sn2+(aq)  0.15 V
Pb2+(aq) + 2 e- → Pb(s)-0.13 V

◦ 1.03 V
◦ 0.90 V
◦ 0.28 V
◦ 0.64 V

Question 2

Based on the half-reactions and their respective standard reduction potentials below, which addition to an aqueous solution containing Fe(NO3)2 will result in a reaction under standard-state conditions?

O2(g) + 4 H+ +4 e- → 2 H2O(l) 1.23 V
Fe3+(aq) + e- → Fe2+(aq)0.77 V
Cu2+(aq) + 2 e- → Cu(s) 0.34 V
2 H+(aq) + 2 e- → H2(g)0.00 V
Ni2+(aq) + + 2 e- → Ni(s)-0.26 V
Fe2+(aq) + 2 e- → Fe(s)-0.45 V

◦ aqueous copper(II) acetate
◦ hydrogen gas
◦ oxygen gas
◦ nickel wire


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Marked as best answer by melina_rosy on Feb 15, 2020

ultraflyy23

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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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melina_rosy

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Reply 2 on: Feb 15, 2020
:D TYSM


ultraflyy23

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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