Consider the reaction: 2HBr(g) + Cl₂ (g) → 2HCI(g) + Br₂(g) Using standard thermodynamic data at 298 K, calculate the entropy change for the surroundings when 2.20 moles of HBr(g) react at standard conditions. ASO Substance AH (kJ/mol) HBr(g) Cl₂ (g) HCl(g) Br₂(g) -36.3 0.0 -92.3 30.9 1/K

Consider the reaction: 2HBr(g) + Cl₂ (g) → 2HCI(g) + Br₂(g) Using standard thermodynamic data at 298 K, calculate the entropy change for the surroundings when 2.20 moles of HBr(g) react at standard conditions. ASO Substance AH (kJ/mol) HBr(g) Cl₂ (g) HCl(g) Br₂(g) -36.3 0.0 -92.3 30.9 1/K

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

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Question

Consider the reaction:
2HBr(g) + Cl₂(g) → 2HCl(g) + Br₂(g)
Using standard thermodynamic data at 298 K, calculate the entropy change for the surroundings when 2.20 moles of HBr(g) react
at standard conditions.
AS⁰
Substance AH (kJ/mol)
HBr (g)
Cl₂ (g)
HCl(g)
Br₂(g)
surroundings
=
-36.3
0.0
-92.3
30.9
J/K

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