Consider the reaction: 2H₂O2(1)→ 2H₂O(l) + O2(g) Using standard absolute entropies at 298 K, calculate the entropy change for the system when 1.72 moles of H₂O2 (1) react at standard conditions. AS⁰ Substance So system H₂O(l) 0₂ (9) H₂O₂ (1) = J/K J K. mol 69.9 205.1 109.6

Consider the reaction: 2H₂O2(1)→ 2H₂O(l) + O2(g) Using standard absolute entropies at 298 K, calculate the entropy change for the system when 1.72 moles of H₂O2 (1) react at standard conditions. AS⁰ Substance So system H₂O(l) 0₂ (9) H₂O₂ (1) = J/K J K. mol 69.9 205.1 109.6

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

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Consider the reaction:
2H₂O2 (1) → 2H₂O(1) + O2 (9)
Using standard absolute entropies at 298 K,
calculate the entropy change for the system when
1.72 moles of H₂O2 (1) react at standard
conditions.
AS⁰
Substance So
system
H₂O(l)
O₂(g)
H₂O₂ (1)
=
J/K
J
K. mol
69.9
205.1
109.6

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