2. Calculate AG° from standard enthalpy of formation and standard molar entropy values and predict whether the following reactions is spontaneous or not, at 25 °C. А. Hao + COzi H2O + CO S° (J/mol.K) 130.6 213.6 188.8 197.9 AH (kJ/mol) CO2 H2O CO -393.5 -241.8 -110.5 B. Fe Oa + 3H2 2Fe + 3H2O AH (kJ/mol) S° (J/mol.K) Fe203) -822.2 90.0 Fel H2O 130.6 27.2 188.8 -241.8

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2. Calculate AG from standard enthalpy of formation and standard molar
entropy values and predict whether the following reactions is spontaneous or
not, at 25 °C.
А.
H21 + COz
H2O+ CO
AH (kJ/mol)
S° (J/mol.K)
130.6
H2
CO2
H2O
CO
-393.5
-241.8
-110.5
213.6
188.8
197.9
B. Fe Oa)
3H2
2Fe + 3H2O
AH (kJ/mol)
S° (J/mol.K)
Fe203l
-822.2
90.0
Fel
H2O
130.6
27.2
188.8
-241.8
Transcribed Image Text:2. Calculate AG from standard enthalpy of formation and standard molar entropy values and predict whether the following reactions is spontaneous or not, at 25 °C. А. H21 + COz H2O+ CO AH (kJ/mol) S° (J/mol.K) 130.6 H2 CO2 H2O CO -393.5 -241.8 -110.5 213.6 188.8 197.9 B. Fe Oa) 3H2 2Fe + 3H2O AH (kJ/mol) S° (J/mol.K) Fe203l -822.2 90.0 Fel H2O 130.6 27.2 188.8 -241.8
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