H₂S(g) + 2H₂O(1)→ 3H₂(g) + SO2(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H₂O(l) is kJ/mol.

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Question
A scientist measures the standard enthalpy
change for the following reaction to be 318.0
kj:
H₂S(g) + 2H₂O(1)→ 3H₂(g) + SO2(g)
Based on this value and the standard
enthalpies of formation for the other
substances, the standard enthalpy of
formation of H₂O(l) is
kJ/mol.
Species AH (kJ/mol)
H₂(g)
0.0
SO2(g) -296.8
H₂S(g) -20.6
Transcribed Image Text:A scientist measures the standard enthalpy change for the following reaction to be 318.0 kj: H₂S(g) + 2H₂O(1)→ 3H₂(g) + SO2(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H₂O(l) is kJ/mol. Species AH (kJ/mol) H₂(g) 0.0 SO2(g) -296.8 H₂S(g) -20.6
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