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1. Answer the following questions under standard conditions. (a) The half cell containing Sc/Sc+ is the (b) The half cell containing H*/H2 is the (c) What is E, ce (in V)? Report your answer to three decimal places in standard notation (i.e., 0.123 V).

1. Answer the following questions under standard conditions. (a) The half cell containing Sc/Sc+ is the (b) The half cell containing H*/H2 is the (c) What is E, ce (in V)? Report your answer to three decimal places in standard notation (i.e., 0.123 V).

Chemistry
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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Answer the following questions related to the given electrochemical cell. Sc3*(aq) + 3e- Sc(s) E° = -2.077 V 2H*(aq) + 2e- = H2(g) E° = 0.000 V 1. Answer the following questions under standard conditions. (a) The half cell containing Sc/Sc+ is the (b) The half cell containing H*/H2 is the (c) What is E cel (in V)? Report your answer to three decimal places in stankard notation (i.e., 0.123 V). Submit Answer Tries 0/99 RT -In nF (red) (ox]" 8.314 JmolK1 x E- E + In Ox 96490 Cmol! Submit Answer Tries 0/99 2. One cell compartment is comprised of an Sc electrode in a 5.04 x 104M solution of Sc at T- 347.3 K. (a) Complete the Nernst equation below for this half cel by filling in the values and units where appropriate. Important Note: Enter the values into the equation by following the order of the half reaction shown above. Remember that molarity and pressure are relative to 1 M and 1 atm, and that solids and liquids have a ratio of 1. (b) What is Ecell (in V) for the Sc/Sc half cell? Report your answer to three decimal places in standard notation (i.e., 0.123 V). Submit Answer Tries 0/99
Transcribed Image Text:Answer the following questions related to the given electrochemical cell. Sc3*(aq) + 3e- Sc(s) E° = -2.077 V 2H*(aq) + 2e- = H2(g) E° = 0.000 V 1. Answer the following questions under standard conditions. (a) The half cell containing Sc/Sc+ is the (b) The half cell containing H*/H2 is the (c) What is E cel (in V)? Report your answer to three decimal places in stankard notation (i.e., 0.123 V). Submit Answer Tries 0/99 RT -In nF (red) (ox]" 8.314 JmolK1 x E- E + In Ox 96490 Cmol! Submit Answer Tries 0/99 2. One cell compartment is comprised of an Sc electrode in a 5.04 x 104M solution of Sc at T- 347.3 K. (a) Complete the Nernst equation below for this half cel by filling in the values and units where appropriate. Important Note: Enter the values into the equation by following the order of the half reaction shown above. Remember that molarity and pressure are relative to 1 M and 1 atm, and that solids and liquids have a ratio of 1. (b) What is Ecell (in V) for the Sc/Sc half cell? Report your answer to three decimal places in standard notation (i.e., 0.123 V). Submit Answer Tries 0/99
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