To measure the amount of iron in a certain type of iron ore, an analytical chemist dissolves a 20.0 g sample in strong acid and titrates it to the endpoint with40.5 mL of 0.2400 M potassium permanganate (KMnO,) solution.The balanced chemical equation for the reaction is:3 +2+5Fe (aq) + Mn (aq) + 4 H,0 ()8H (aq) + 5Fe(aq) + MnO, (aq)precipitationacid-baseWhat kind of reaction is this??redoxIf you said this was a precipitation reaction, enter the chemical formula of theprecipitate.If you said this was an acid-base reaction, enter the chemical formula of thereactant that is acting as the base.said this was a redox reaction, enter the chemical symbol of the elementIfyouthat is oxidized.Calculate the mass percent of Fe in the sample. Be sure your answer has 3significant digits0%ExplanationCheckPriv2019 McGraw-Hill Education. All Rights Reserved. Terms of Use

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Asked Nov 22, 2019
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What kind of reaction is this if it is. Precipitate write down the formula if you said acid-base right down the formula you said redox write down the formula then calculate the mass percent of FE in the sample be sure your answer has to be significant digits. 

To measure the amount of iron in a certain type of iron ore, an analytical chemist dissolves a 20.0 g sample in strong acid and titrates it to the endpoint with
40.5 mL of 0.2400 M potassium permanganate (KMnO,) solution.
The balanced chemical equation for the reaction is:
3 +
2+
5Fe (aq) + Mn (aq) + 4 H,0 ()
8H (aq) + 5Fe(aq) + MnO, (aq)
precipitation
acid-base
What kind of reaction is this?
?
redox
If you said this was a precipitation reaction, enter the chemical formula of the
precipitate.
If you said this was an acid-base reaction, enter the chemical formula of the
reactant that is acting as the base.
said this was a redox reaction, enter the chemical symbol of the element
If
you
that is oxidized.
Calculate the mass percent of Fe in the sample. Be sure your answer has 3
significant digits
0%
Explanation
Check
Priv
2019 McGraw-Hill Education. All Rights Reserved. Terms of Use
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To measure the amount of iron in a certain type of iron ore, an analytical chemist dissolves a 20.0 g sample in strong acid and titrates it to the endpoint with 40.5 mL of 0.2400 M potassium permanganate (KMnO,) solution. The balanced chemical equation for the reaction is: 3 + 2+ 5Fe (aq) + Mn (aq) + 4 H,0 () 8H (aq) + 5Fe(aq) + MnO, (aq) precipitation acid-base What kind of reaction is this? ? redox If you said this was a precipitation reaction, enter the chemical formula of the precipitate. If you said this was an acid-base reaction, enter the chemical formula of the reactant that is acting as the base. said this was a redox reaction, enter the chemical symbol of the element If you that is oxidized. Calculate the mass percent of Fe in the sample. Be sure your answer has 3 significant digits 0% Explanation Check Priv 2019 McGraw-Hill Education. All Rights Reserved. Terms of Use

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Expert Answer

Step 1

The balanced reaction for titration of iron ore ...

5 Fe2
MnO48 H
Mn25 Fe
4 H2O
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5 Fe2 MnO48 H Mn25 Fe 4 H2O

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