The reaction for decomposition of pyruvic acid: + CO₂ OH H3C H is an important metabolic process. Calculate ArxnSᵒ for this reaction including the system and its surroundings at 298K using the values given in the table below. The table values correspond to conditions of 298K. Substance Acetaldehyde CO₂ (g) Pyruvic Acid AHⓇ (kJ/mol) -192.3 -393.51 -584.5 ASⓇ (J/mol-K) 160.2 213.74 179.5

Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter18: Principles Of Chemical Reactivity: Entropy And Free Energy
Section18.2: Dispersal Of Energy: Entropy
Problem 2RC: 2. Which of the following is true for a spontaneous process but not for a nonspontaneous process?...
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The reaction for decomposition of pyruvic acid:
CO₂
2
OH
O
H3C H
is an important metabolic process. Calculate ArxnS for this reaction including the
system and its surroundings at 298K using the values given in the table below. The
table values correspond to conditions of 298K.
Substance
Acetaldehyde
CO₂ (g)
Pyruvic Acid
AHⓇ (kJ/mol)
-192.3
-393.51
-584.5
AS (J/mol-K)
160.2
213.74
179.5
Transcribed Image Text:The reaction for decomposition of pyruvic acid: CO₂ 2 OH O H3C H is an important metabolic process. Calculate ArxnS for this reaction including the system and its surroundings at 298K using the values given in the table below. The table values correspond to conditions of 298K. Substance Acetaldehyde CO₂ (g) Pyruvic Acid AHⓇ (kJ/mol) -192.3 -393.51 -584.5 AS (J/mol-K) 160.2 213.74 179.5
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