The concentration of a Fe2+ solution is determined by titrating it with a 0.1934 M solution of dichromate. The balanced net ionic equation for the reaction is shown below. Cr2O72-(aq) + 6 Fe2+(aq)+14 H3O+(aq)2 Cr3+(aq) + 6 Fe3+(aq)+21 H2O(l)In one experiment, 17.15 mL of the 0.1934 M Cr2O72- solution is required to react completely with 25.00 mL of the Fe2+ solution. Calculate the concentration of the Fe2+ solution.

For given problem, first we need to find out moles of Cr2O72- and then after that we can use mol to…

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Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

The concentration of a Fe²⁺ solution is determined by titrating it with a 0.1934 M solution of dichromate. The balanced net ionic equation for the reaction is shown below.

Cr₂O₇^2-(aq)

Fe²⁺(aq)+14

H₃O⁺(aq)2

Cr³⁺(aq)

Fe³⁺(aq)+21

H₂O(l)

In one experiment, 17.15 mL of the 0.1934 M Cr₂O₇^2- solution is required to react completely with 25.00 mL of the Fe²⁺ solution. Calculate the concentration of the Fe²⁺ solution.

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