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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 This reaction is spontaneous only above -7. °C but proceeds at a faster rate above 23. °C. This reaction is spontaneous except above -46. °C. This reaction is always spontaneous, but proceeds slower at temperatures below 79. °C. conclusions AH is ✓ (pick one) positive negative unknown (pick one) AS is AH is AS is AH is AS is X (pick one) (pick one) (pick one) Ś

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 This reaction is spontaneous only above -7. °C but proceeds at a faster rate above 23. °C. This reaction is spontaneous except above -46. °C. This reaction is always spontaneous, but proceeds slower at temperatures below 79. °C. conclusions AH is ✓ (pick one) positive negative unknown (pick one) AS is AH is AS is AH is AS is X (pick one) (pick one) (pick one) Ś

Chemistry for Engineering Students
Chemistry for Engineering Students
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ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
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 AS. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction A B C observations This reaction is spontaneous only above -7. °℃ but proceeds at a faster rate above 23. °C. This reaction is spontaneous except above -46. °C. This reaction is always spontaneous, but proceeds slower at temperatures below 79. °C. ΔΗ AS is AH is AS is conclusions AH is AS is X ✓ (pick one) ↑ positive negative unknown (pick one) (pick one) (pick one) (pick one) S ↑ ↑ ↑
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 AS. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction A B C observations This reaction is spontaneous only above -7. °℃ but proceeds at a faster rate above 23. °C. This reaction is spontaneous except above -46. °C. This reaction is always spontaneous, but proceeds slower at temperatures below 79. °C. ΔΗ AS is AH is AS is conclusions AH is AS is X ✓ (pick one) ↑ positive negative unknown (pick one) (pick one) (pick one) (pick one) S ↑ ↑ ↑
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