Under anaerobic conditions, glucose is broken down in muscle tissue to form lactic acid according to the reaction C6H12O6 (8)→ 2CH₂CHOHCOOH(s). Thermodynamic data at 7 298 K for glucose and lactic acid are given below. Glucose(s) Lactic Acid(s) AH? (kJ-mol-¹) C -1273.1 673.6 (J.K¹.mol-¹) S (J.K¹.mol¹) 200.2 192.1 210.2 127.6 Part A Calculate AC at T 298 K using the data in the table. Express your answer to four significant figures and include the appropriate units. AG- Submit ▾ Part B AG= CºμÀ Submit Value 4 Request Answer Value Calculate AC at T = 336 K using the data in the table. Assume that all heat capacities are constant in this temperature interval and that AH and AS are constant in this temperature interval. Express your answer to four significant figures and include the appropriate units. → C Request Answer Units ? Units ?

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
Section: Chapter Questions
Problem 83QRT: Another step in the metabolism of glucose, which occurs after the formation of glucose6-phosphate,...
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Under anaerobic conditions, glucose is broken down in muscle tissue to form lactic acid
according to the reaction C6H12O6 (s) → 2CH3CHOHCOOH(s). Thermodynamic
data at T 298 K for glucose and lactic acid are given below.
Glucose(s)
Lactic Acid(s)
AH (kJ-mol-¹) Cm (J.K-¹-mol-¹) S (J-K¹.mol-¹)
209.2
192.1
-1273.1
-673.6
219.2
127.6
Part A
Calculate AG at T
Express your answer
AG =
Submit
Part B
AG =
298 K using the data in the table.
to four significant figures and include the appropriate units.
Submit
μÃ
Value
h
Request Answer
Calculate AG at T
336 K using the data in the table. Assume that all heat capacities are constant in this temperature interval and that AH; and AS are constant in this temperature interval.
Express your answer to four significant figures and include the appropriate units.
LA
Value
Units
Request Answer
?
Units
Transcribed Image Text:Under anaerobic conditions, glucose is broken down in muscle tissue to form lactic acid according to the reaction C6H12O6 (s) → 2CH3CHOHCOOH(s). Thermodynamic data at T 298 K for glucose and lactic acid are given below. Glucose(s) Lactic Acid(s) AH (kJ-mol-¹) Cm (J.K-¹-mol-¹) S (J-K¹.mol-¹) 209.2 192.1 -1273.1 -673.6 219.2 127.6 Part A Calculate AG at T Express your answer AG = Submit Part B AG = 298 K using the data in the table. to four significant figures and include the appropriate units. Submit μà Value h Request Answer Calculate AG at T 336 K using the data in the table. Assume that all heat capacities are constant in this temperature interval and that AH; and AS are constant in this temperature interval. Express your answer to four significant figures and include the appropriate units. LA Value Units Request Answer ? Units
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