Use the table to caleulate AG" for the following reactions at 25°C. Species AG (kJ/mol) Mg(s) 0:8) MgO(s) -569.6 so;(8) -300.57 so,(8) |-370.53 C,H2(g) 209.2 co:®) |-394.65 H,O() |-237.35 H,Og) -228.77 (a) 2 Mg(s) + O2(g) –→ 2 MgO(s) kJ (b) 2 SO;(g) + O2(g) → 2 SO3(g) kJ (c) 2 C,H2(8) + 5 O,®) → 4 CO,(8) + 2 H,01) kJ

Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter14: Chemical Equilibrium
Section: Chapter Questions
Problem 15P
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Be sure to answer all parts.
Use the table to caleulate AG"_ for the following reactions at 25°C.
Species AG (kJ/mol)
Mg(s)
0:(8)
MgO(s) -569.6
SO,(8) -300.57
so,(3) |-370.53
C,H2(3) 209.2
CO2(3) -394.65
H,O() -237.35
H,O(g) -228.77
(a) 2 Mg(s) + O2(g) →2 MgO(s)
kJ
(b) 2 SO¿(g) + O2(g) → 2 SO3(g)
kJ
(c) 2 C,H¿(g) + 5 O,®) → 4 CO,(g) + 2 H,0)
kJ
Transcribed Image Text:Be sure to answer all parts. Use the table to caleulate AG"_ for the following reactions at 25°C. Species AG (kJ/mol) Mg(s) 0:(8) MgO(s) -569.6 SO,(8) -300.57 so,(3) |-370.53 C,H2(3) 209.2 CO2(3) -394.65 H,O() -237.35 H,O(g) -228.77 (a) 2 Mg(s) + O2(g) →2 MgO(s) kJ (b) 2 SO¿(g) + O2(g) → 2 SO3(g) kJ (c) 2 C,H¿(g) + 5 O,®) → 4 CO,(g) + 2 H,0) kJ
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