4. Using the thermodynamic information at 25.0°C provided answer the questions below. 2Al(s) + 6H*(aq) → 2Al³+ (aq) + 3H₂(g) S'(J/mol K) Substance AH (kJ/mol) 28.3 Al(s) 0 0 H*(aq) 0 -321.7 -531.0 Al³+ (aq), H₂(g) 130.7 0 2. Determine the enthalpy in kJ/mol. b. Determine the entropy in J/molk. C. Determine the entropy of the universe in J/molk. d. Determine the Free Gibbs Energy in kj/mol. e. Determine the Ecell in volts. f. Will this reaction be spontaneous at 25.0°C? Use your answers from parts c, d, and e for support.
4. Using the thermodynamic information at 25.0°C provided answer the questions below. 2Al(s) + 6H*(aq) → 2Al³+ (aq) + 3H₂(g) S'(J/mol K) Substance AH (kJ/mol) 28.3 Al(s) 0 0 H*(aq) 0 -321.7 -531.0 Al³+ (aq), H₂(g) 130.7 0 2. Determine the enthalpy in kJ/mol. b. Determine the entropy in J/molk. C. Determine the entropy of the universe in J/molk. d. Determine the Free Gibbs Energy in kj/mol. e. Determine the Ecell in volts. f. Will this reaction be spontaneous at 25.0°C? Use your answers from parts c, d, and e for support.
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter4: Energy And Chemical Reactions
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Problem 86QRT: The formation of aluminum oxide from its elements is highly exothermic. If 2.70 g Al metal is burned...
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Need help with only d,e and f
Transcribed Image Text:4. Using the thermodynamic information at 25.0°C provided answer the questions below.
2Al(s) + 6H*(aq) → 2Al³+ (aq) + 3H₂(g)
S°(J/mol K)
Substance
ΔΗ, (kJ/mol)
28.3
Al(s)
0
0
H*(aq)
0
-321.7
Al³+ (aq),
-531.0
130.7
H₂(g)
0
2.
Determine the enthalpy in kl/mol
b. Determine the entropy in J/molk.
C. Determine the entropy of the universe in J/molk.
d. Determine the Free Gibbs Energy in kb/mol.
e. Determine the Ecell in volts.
f.
Will this reaction be spontaneous at 25.0°C? Use your answers from parts c, d, and e for
support.
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