For each chemical reaction listed in the first column of the table below, predict the sign (positive or negative) of the reaction entropy AS If it's not possible to decide with the information given, check the "not enough information" rxn button in the last column. Note for advanced students: Assume the temperature remains constant. Assume all gases and solutions are ideal. Zn (s) + 2HCl(aq) → ZnCl₂ (aq) + H₂ (8) NaOH (s) reaction 1 Na (aq) + OH (aq) CO(g) + 2H₂(g) - CH₂OH(g) sign of reaction entropy AS rxn AS rxn ΔS O not enough information. rxn ΔS rxn <0 > 0 AS rxn < 0 O not enough information. > 0 AS < 0 rxn > 0 not enough information.

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Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
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Chapter17: Chemcial Thermodynamics
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For each chemical reaction listed in the first column of the table below, predict the sign (positive or negative) of the
If it's not possible to decide with the information given, check the "not enough information"
'rxn'
button in the last column.
reaction entropy AS,
Note for advanced students: Assume the temperature remains constant. Assume all gases and solutions are ideal.
reaction
Zn (s) + 2HCl(aq) ZnCl₂ (aq) + H₂(g)
NaOH(s) Na (aq) + OH (aq)
CO(g) + 2H₂(g) → CH₂OH(g)
sign of reaction entropy
ΔS < 0
rxn
AS > 0
rxn
O not enough information.
AS < 0
rxn
ΔS
rxn
ΔS
not enough information.
AS < 0
rxn
rxn
> 0
X
> 0
O 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 If it's not possible to decide with the information given, check the "not enough information" 'rxn' button in the last column. reaction entropy AS, Note for advanced students: Assume the temperature remains constant. Assume all gases and solutions are ideal. reaction Zn (s) + 2HCl(aq) ZnCl₂ (aq) + H₂(g) NaOH(s) Na (aq) + OH (aq) CO(g) + 2H₂(g) → CH₂OH(g) sign of reaction entropy ΔS < 0 rxn AS > 0 rxn O not enough information. AS < 0 rxn ΔS rxn ΔS not enough information. AS < 0 rxn rxn > 0 X > 0 O not enough information.
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