reaction sign of reaction entropy O AS Pxn く H,0(1) + Al,s, (s) - H,S (g) + Al,0,(s) O ASxn > 0 O not enough information. O AS xo < 0 2CH, OH (g) + 30, (s) 2co, (g) + 4H,0(g) O ASxn > 0 O not enough information. O ASxn < 0 280, (g) + 0,(g) → 280,(8) O AS xn > 0 O not enough information.

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter16: Thermodynamics: Directionality Of Chemical Reactions
Section16.3: Measuring Dispersal Of Energy: Entropy
Problem 16.3CE
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Question
For each chemical reaction listed in the first column of the table below, predict the sign (positive or negative) of the reaction entropy AS,
rxn'
If it's not possible
to decide with the information given, check the "not enough information" button in the last column.
Note for advanced students: Assume the temperature remains constant. Assume all gases and solutions are ideal.
reaction
sign of reaction entropy
AS,
< 0
rxn
H,0(1) + Al,s, (s) -
H, S (g) + Al,0, (s)
ASvn >
rxn
not enough information.
AS
< 0
rxn
2CH,OH (g) + 30, (8) → 2C0,(g) + 4H,0(g)
AS
> 0
rxn
not enough information.
AS yn < 0
rxn
280, (8) + 0,(g) → 2S0,(g)
ASryn > 0
3
rxn
not enough information.
Transcribed Image Text:For each chemical reaction listed in the first column of the table below, predict the sign (positive or negative) of the reaction entropy AS, rxn' If it's not possible to decide with the information given, check the "not enough information" button in the last column. Note for advanced students: Assume the temperature remains constant. Assume all gases and solutions are ideal. reaction sign of reaction entropy AS, < 0 rxn H,0(1) + Al,s, (s) - H, S (g) + Al,0, (s) ASvn > rxn not enough information. AS < 0 rxn 2CH,OH (g) + 30, (8) → 2C0,(g) + 4H,0(g) AS > 0 rxn not enough information. AS yn < 0 rxn 280, (8) + 0,(g) → 2S0,(g) ASryn > 0 3 rxn not enough information.
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