Liquid ethanol (C2H, OH) combusts in the presence of oxygen gas to form carbon dioxide and water. What is the standard enthalpy of reaction of this reaction? AHm = E nproducts A Hproducts - Enreactants A Hreactants AH - 393.5 kJ/mol AH = -241,8 kJ/mol AHon.on = -235,2 kJ/mol "CH,OH *the compound represented by -235.2 should read: C,H5 OH

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Chapter5: Thermochemistry
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Liquid ethanol (C2H; OH) combusts in the presence of oxygen gas to form
carbon dioxide and water. What is the standard enthalpy of reaction of this
reaction?
ΔΗ.
Enproducts A Hproducts
E nreactants A Hreacta
=
rxn
AH. = - 393,5 kJ/ mol
AH0 = -241,8 kJ/mol
AHOH.OH = -235,2 kJ/mol
*the compound represented by -235.2 should read: C2H5 OH
Transcribed Image Text:Liquid ethanol (C2H; OH) combusts in the presence of oxygen gas to form carbon dioxide and water. What is the standard enthalpy of reaction of this reaction? ΔΗ. Enproducts A Hproducts E nreactants A Hreacta = rxn AH. = - 393,5 kJ/ mol AH0 = -241,8 kJ/mol AHOH.OH = -235,2 kJ/mol *the compound represented by -235.2 should read: C2H5 OH
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