Methanogenic bacteria convert acetic acid (CH3COOH) to CO2(g) and CH4(g). ΔH°f, (kJ/mol) ΔG°f, (kJ/mol) CH3COOH -484.5 -389.9 CO2(g) -393.5 -394.4 CH4(g) -74.8 -50.8 Calculate ΔH°rxn. ΔH°rxn = ____ kJ Calculate ΔG°rxn. ΔG°rxn = ___kJ

Methanogenic bacteria convert acetic acid (CH3COOH) to CO2(g) and CH4(g). ΔH°f, (kJ/mol) ΔG°f, (kJ/mol) CH3COOH -484.5 -389.9 CO2(g) -393.5 -394.4 CH4(g) -74.8 -50.8 Calculate ΔH°rxn. ΔH°rxn = __ kJ Calculate ΔG°rxn. ΔG°rxn = _kJ

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter16: Thermodynamics: Directionality Of Chemical Reactions

Section: Chapter Questions

Problem 106QRT

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Question

Methanogenic bacteria convert acetic acid (CH₃COOH) to CO₂(g) and CH₄(g).

	ΔH°_f, (kJ/mol)	ΔG°_f, (kJ/mol)
CH₃COOH	-484.5	-389.9
CO₂(g)	-393.5	-394.4
CH₄(g)	-74.8	-50.8

Calculate ΔH°_rxn.

ΔH°_rxn= ____ kJ

Calculate ΔG°_rxn.

ΔG°_rxn= ___kJ

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