Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) the reaction enthalpy AH and reaction entropy A.S. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction A B с observations The reaction is never spontaneous. This reaction is faster above-26. °C than below. This reaction is spontaneous only above 37. °C but proceeds at a slower rate below 159. °C. conclusions AH is AS is AH is AS is AH is AS is X (pick one) positive negative unknown (pick one) (pick one) (pick one) (pick one)

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Chapter10: Entropy And The Second Law Of Thermodynamics
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Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy AH and
reaction entropy A.S.
Note: if you have not been given enough information to decide a sign, select the "unknown" option.
reaction
A
B
C
observations
The reaction is never spontaneous.
This reaction is faster above-26. °℃ than
below.
This reaction is spontaneous only above
37. °C but proceeds at a slower rate below
159. °C.
AH is
AS is
ΔΗ is
AS is
conclusions
ΔΗ is
AS is
×
✓ (pick one)
positive
negative
unknown
(pick one)
(pick one)
(pick one)
(pick one)
Ś
î
ŷ
↑
↑
Transcribed Image Text:Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy AH and reaction entropy A.S. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction A B C observations The reaction is never spontaneous. This reaction is faster above-26. °℃ than below. This reaction is spontaneous only above 37. °C but proceeds at a slower rate below 159. °C. AH is AS is ΔΗ is AS is conclusions ΔΗ is AS is × ✓ (pick one) positive negative unknown (pick one) (pick one) (pick one) (pick one) Ś î ŷ ↑ ↑
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