A student mixes 5.00 mL 2.00 x 10-3 M Fe(NO,), with 5.00 mL 2.00 X 10-3 M KSCN. She finds that in the equilibrium mixture the concentration of FeSCN2+ is 1.40 X 10-4 M. Find K, for the reaction Fe3+ (aq) + SCN-(aq) FESCN2 (aq). 1) 2) Assume that the reaction studied in Problem 1 is Fe'* (aq) + 2 SCN (aq) Fe(SCN), *(aq). Find K, for this reaction, given the data in Problem 1, except that the equilibrium concentration of Fe(SCN), is equal to 0.70X 10-4 M.

A student mixes 5.00 mL 2.00 x 10-3 M Fe(NO,), with 5.00 mL 2.00 X 10-3 M KSCN. She finds that in the equilibrium mixture the concentration of FeSCN2+ is 1.40 X 10-4 M. Find K, for the reaction Fe3+ (aq) + SCN-(aq) FESCN2 (aq). 1) 2) Assume that the reaction studied in Problem 1 is Fe'* (aq) + 2 SCN (aq) Fe(SCN), *(aq). Find K, for this reaction, given the data in Problem 1, except that the equilibrium concentration of Fe(SCN), is equal to 0.70X 10-4 M.

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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