The disproportionation of MnO2 (s) to Mn²+ (aq) and MnO, (aq) in acid solution at 25 °C [The reduction potential of MnO, (aq) to MnO2 (s) is 1.68 V.] Calculate AGxn . Express your answer using two significant figures. ΑΣφ AGm =-.45 • 10³ kJ Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part D Calculate K. Express your answer using one significant figure. ΑΣφ K = 1• 1079 Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining
The disproportionation of MnO2 (s) to Mn²+ (aq) and MnO, (aq) in acid solution at 25 °C [The reduction potential of MnO, (aq) to MnO2 (s) is 1.68 V.] Calculate AGxn . Express your answer using two significant figures. ΑΣφ AGm =-.45 • 10³ kJ Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part D Calculate K. Express your answer using one significant figure. ΑΣφ K = 1• 1079 Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining
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
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 61E: Consider only the species (at standard conditions) Na+, Cl, Ag+, Ag, Zn2+, Zn, Pb in answering the...
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![The disproportionation of MnO2 (s) to Mn2+ (aq) and MnO, (aq) in acid solution at 25
°C [The reduction potential of MnO, (ag) to MnO2 (s) is 1.68 V.]
Calculate AGTX .
Calculate AGxn and K for each of the following
reactions.
Express your answer using two significant figures.
1] ?
AGixn
– 45 • 10³
kJ
Submit
Previous Answers Request Answer
X Incorrect; Try Again; 5 attempts remaining
Part D
Calculate K.
Express your answer using one significant figure.
Π ΑΣφ
?
K = 1• 109
%3D
Submit
Previous Answers Request Answer
X Incorrect; Try Again; 5 attempts remaining](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F84c83def-be07-40a8-bbce-55579b69cf96%2F4c91eea1-ebfc-41dc-9734-b29e9a2be2c7%2Fjnwaz5x_processed.png&w=3840&q=75)
Transcribed Image Text:The disproportionation of MnO2 (s) to Mn2+ (aq) and MnO, (aq) in acid solution at 25
°C [The reduction potential of MnO, (ag) to MnO2 (s) is 1.68 V.]
Calculate AGTX .
Calculate AGxn and K for each of the following
reactions.
Express your answer using two significant figures.
1] ?
AGixn
– 45 • 10³
kJ
Submit
Previous Answers Request Answer
X Incorrect; Try Again; 5 attempts remaining
Part D
Calculate K.
Express your answer using one significant figure.
Π ΑΣφ
?
K = 1• 109
%3D
Submit
Previous Answers Request Answer
X Incorrect; Try Again; 5 attempts remaining
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