Calculate the standard enthalpy change for the fermentation process, in which glucose (C6H12O6) is converted into ethanol (C2H5OH) and carbon dioxide (CO2).  Substance   Enthalpy of Formation, Δ H o   f CO2 (g)   −393.5 kJ/mol CO2 (aq)   −412.9 kJ/mol C2H5OH (l)   −276.98 kJ/mol C6H12O6 (s)   −1,274.5 kJ/mol H2O (g)   −241.8 kJ/mol H2O (l)   −285.8 kJ/mol O2 (g)   0 kJ/mol

Question

Calculate the standard enthalpy change for the fermentation process, in which glucose (C6H12O6) is converted into ethanol (C2H5OH) and carbon dioxide (CO2).
 

Substance
 
Enthalpy of Formation,
Δ
H
o
 
f
CO2 (g)   −393.5 kJ/mol
CO2 (aq)   −412.9 kJ/mol
C2H5OH (l)   −276.98 kJ/mol
C6H12O6 (s)   −1,274.5 kJ/mol
H2O (g)   −241.8 kJ/mol
H2O (l)   −285.8 kJ/mol
O2 (g)   0 kJ/mol

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