Equations: AH = E (n - AHproducts) – E (n · AHreactan to) AS = E (n - ASmratucts) – E (n - AS,reactan ta) AG = E (n - AGprotucts) – E (n - AGreac tan ts) AG = AH – TAS Hydrogen peroxide, H2O2, decomposes into water and oxygen gas with an enthalpy (AH) change of -37.77 kJ and an entropy (AS) change of -130.92 J/K. Will this reaction be spontaneous if the H2O2 is kept in a sub-zero refrigerator at -25 °C?
Equations: AH = E (n - AHproducts) – E (n · AHreactan to) AS = E (n - ASmratucts) – E (n - AS,reactan ta) AG = E (n - AGprotucts) – E (n - AGreac tan ts) AG = AH – TAS Hydrogen peroxide, H2O2, decomposes into water and oxygen gas with an enthalpy (AH) change of -37.77 kJ and an entropy (AS) change of -130.92 J/K. Will this reaction be spontaneous if the H2O2 is kept in a sub-zero refrigerator at -25 °C?
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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can you answer question nine correct, please
Transcribed Image Text:AH; C2H6 = –84.7
kJ
mol
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09 Math Short Answer
6/ 10
Equations:
ΔΗΣ (n - ΔΗduts ) -Σ (n .ΔΗ,.a. tants) AS (n - ASoduats) -Σ (n - ΔS,a. tan ts)
ΔGΣ(n - ΔGpructs ) -Σ (n . ΔGeactan ts ) AG ΔΗ-TΔS
Hydrogen peroxide, H2O2, decomposes into water and oxygen gas with an enthalpy (AH) change of -37.77 kJ and an entropy (AS) change of -130.92 J/K. Will
this reaction be spontaneous if the H2O2 is kept in a sub-zero refrigerator at -25 °C?
ABBEY RICKELMANN
You needed to remember to multiply AH by 1000.
10 Math Short Answer
10 / 10
A 25.0 g mold made of an alloy absorbed 250 J of heat as its temperature changed from 25 °C to 78 °C. What is the specific heat of the
S
allov?
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