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Author Question: Based on the balanced chemical equation shown below, determine the mass percent of Fe3+ in a sample ... (Read 110 times)

SO00

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Question 1

Balance the following oxidation-reduction reaction in acid solution:

SO32-(aq) + MnO4-(aq) → SO42-(aq) + Mn2+(aq) + H2O(l)

The sum of the coefficients is ________.
◦ 23
◦ 30
◦ 13
◦ 45
◦ 28

Question 2

Based on the balanced chemical equation shown below, determine the mass percent of Fe3+ in a sample of iron ore if 22.40 mL of a 0.1000 mol L-1 stannous chloride, SnCl2(aq), solution is required to completely react with theFe3+ present in the ore sample. The chemical equation for the reaction is

2 Fe3+(aq) + Sn2+(aq) → 2 Fe2+(aq) + Sn4+(aq)

◦ 5.365%
◦ 8.396%
◦ 16.79%
◦ 33.58%


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Marked as best answer by SO00 on Jul 8, 2021

dajones82

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SO00

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Reply 2 on: Jul 8, 2021
Excellent


anyusername12131

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Reply 3 on: Yesterday
:D TYSM

 

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