Chemistry
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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please help! use correct sig figs and/or scientific notation! 3 part question:)

Consider the following cell reaction at 25 °C. Al(s) + Cr3*(aq) → Al3*(aq) + Cr(s) (A3+] = = 2.27 x 10-6 M, [Cr3+] = 1.15 M. The standard potential of this cell, E°cell, is +0.92 V. a. Calculaten QUESTION 19 b. Calculate Ecell QUESTION 20 c. If the potential of the cell is +0.81 V and [AIS*] = 1.25 M, what is [Cr3*] in molarity?
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Transcribed Image Text:Consider the following cell reaction at 25 °C. Al(s) + Cr3*(aq) → Al3*(aq) + Cr(s) (A3+] = = 2.27 x 10-6 M, [Cr3+] = 1.15 M. The standard potential of this cell, E°cell, is +0.92 V. a. Calculaten QUESTION 19 b. Calculate Ecell QUESTION 20 c. If the potential of the cell is +0.81 V and [AIS*] = 1.25 M, what is [Cr3*] in molarity?
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