CO2(g) + 4H2(g) CH4(g) + 2H20(g) Given the following standard enthalpies of formation. CO2(g), AH°, =- 393.5 kJ/mol CH4(g), AH°,=- 74.8 kJ/mol H20(g), AH°,=– 241.8 kJ/mol H20(1), AH°,=– 285.8 kJ/mol What is the standard enthalpy of reaction (AH°), in kJ for the reaction shown? -252.9 kJ +164.9 kJ +978.3 kJ -164.9 kJ +76.9 kJ

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CO2(g) + 4H2(g) → CH4(g) + 2H20(g)
Given the following standard enthalpies of formation.
CO2(g), AH°,=– 393.5 kJ/mol
CH4(g), AH°,= – 74.8 kJ/mol
H20(g), AH°,= – 241.8 kJ/mol
H20(1), AH°,=– 285.8 kJ/mol
%3D
%3D
%3D
f
What is the standard enthalpy of reaction (AH°), in kJ for the reaction shown?
O -252.9 kJ
+164.9 kJ
+978.3 kJ
-164.9 kJ
+76.9 kJ
Transcribed Image Text:CO2(g) + 4H2(g) → CH4(g) + 2H20(g) Given the following standard enthalpies of formation. CO2(g), AH°,=– 393.5 kJ/mol CH4(g), AH°,= – 74.8 kJ/mol H20(g), AH°,= – 241.8 kJ/mol H20(1), AH°,=– 285.8 kJ/mol %3D %3D %3D f What is the standard enthalpy of reaction (AH°), in kJ for the reaction shown? O -252.9 kJ +164.9 kJ +978.3 kJ -164.9 kJ +76.9 kJ
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