A student measures Ecell of a concentration cell created by having the saturated solution of AgBr on one side and 0.10 M Ag*(aq) on the other (along with silver electrodes). The experimental value is 0.627 V. The student is told to use the theoretical value of the Nernst plot (-0.0591 V). (The concentration of the halide is also 0.10 M.) (a) In which direction will electrons spontaneously flow? O from the 'saturated side' to the '0.10 M side' from the '0.10 M side' to the 'saturated side' the electrons will not flow in this cell (b) What is the value of [Ag+]dilute? M (c) What the experimental Ksp?

A student measures Ecell of a concentration cell created by having the saturated solution of AgBr on one side and 0.10 M Ag*(aq) on the other (along with silver electrodes). The experimental value is 0.627 V. The student is told to use the theoretical value of the Nernst plot (-0.0591 V). (The concentration of the halide is also 0.10 M.) (a) In which direction will electrons spontaneously flow? O from the 'saturated side' to the '0.10 M side' from the '0.10 M side' to the 'saturated side' the electrons will not flow in this cell (b) What is the value of [Ag+]dilute? M (c) What the experimental Ksp?

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

A student measures Ecell of a concentration cell created by having the saturated solution of AgBr on one side and 0.10 M Ag+ (aq) on the other (along with silver electrodes). The experimental value is
0.627 V. The student is told to use the theoretical value of the Nernst plot (-0.0591 V). (The concentration of the halide is also 0.10 M.)
(a) In which direction will electrons spontaneously flow?
from the 'saturated side' to the '0.10 M side'
from the '0.10 M side' to the 'saturated side'
the electrons will not flow in this cell
(b) What is the value of [Ag+]dilute?
4.0
M
(c) What is the experimental Ksp?
4.0
(d) Calculate AG° in kJ/mol using AG° = −RTInKsp⋅ (R = 8.314 J/K · mol, T = 298 K.)
4.0
kJ/mol

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