Species AG (kJ/mol) Mg(s) 02(g) MgO(s)-569.6 SO2(g) -300.57 SO3(g) -370.53 CH2(g) 209.2 CO2(g) -394.65 H2O(1) |-237.35 H2O(g) -228.77 (a) 2 Mg(s) + O2g) → 2 MgO(s) kJ (b) 2 SO2(g) + O2(g) → 2 SO3(g) kJ (c) 2 C,H2(g) + 5 02(g) 4 CO2(g) + 2 H,O(1)
Species AG (kJ/mol) Mg(s) 02(g) MgO(s)-569.6 SO2(g) -300.57 SO3(g) -370.53 CH2(g) 209.2 CO2(g) -394.65 H2O(1) |-237.35 H2O(g) -228.77 (a) 2 Mg(s) + O2g) → 2 MgO(s) kJ (b) 2 SO2(g) + O2(g) → 2 SO3(g) kJ (c) 2 C,H2(g) + 5 02(g) 4 CO2(g) + 2 H,O(1)
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter17: Chemcial Thermodynamics
Section: Chapter Questions
Problem 17.38QE
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Question
28
Transcribed Image Text:Use the table to calculate AG
for the following reactions at 25°C.
Species AG"
f
(kJ/mol)
Mg(s)
02(g)
0.
MgO(s)-569.6
SO2(g) -300.57
SO3(g) -370.53
CH2(g) 209.2
CO2(g) |-394.65
H20(1) |-237.35
H20(g) -228.77
(a) 2 Mg(s) + O,E)→ 2 MgO(s)
kJ
(b) 2 SO2(g) + O2(g) → 2 SO3(g)
kJ
(c) 2 C,H,(g) + 5 0,(g) → 4 CO2(g) + 2 H,O(1)
kJ
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