Problem 4:Given the following reactions and their enthalpy changes, calculate the enthalpy change for2NO2(g) →N₂O4(g)EquationsChange in Heat Energy+67.8kJN2(g)+2O2(g)→2NO2 (g)N2(g)+2O2(g)→N2O4(g)+9.67kJProblem 5:Use the thermochemical equations shown below to determine the enthalpy for the reaction:C₂H6O(1)+302(g)→2CO2(g)+3H₂O(1)2C₂H4O(1)+2H₂O(1)→2C₂H6O(1)+O₂(g) AH°= +203.5kJ2CO2 (g)+2H₂O(1)→C₂H4O(1)+5/2O2(g)AH° +583.5kJ

Answered: Image /qna-images/answer/6f09acf9-022d-48ff-adcc-8b0d17d6149b.jpg

Problem 4: Given the following reactions and their enthalpy changes, calculate the enthalpy change for 2NO2(g) →N2O4(g) Equations Change in Heat Energy +67.8kJ N2(g)+202(g) →2NO₂ (g) N2(g)+202(g) →N₂O4(g) +9.67kJ Problem 5: Use the thermochemical equations shown below to determine the enthalpy for the reaction: C₂H6O(1)+302(g)→2CO2(g)+3H₂O(1) 2C₂H4O(1)+2H₂O(1)→2C₂H6O(1)+O₂(g) AH°= +203.5kJ 2CO2 (g)+2H₂O(1)→C₂H4O(1)+5/202(g) AH° +583.5kJ

Problem 4: Given the following reactions and their enthalpy changes, calculate the enthalpy change for 2NO2(g) →N2O4(g) Equations Change in Heat Energy +67.8kJ N2(g)+202(g) →2NO₂ (g) N2(g)+202(g) →N₂O4(g) +9.67kJ Problem 5: Use the thermochemical equations shown below to determine the enthalpy for the reaction: C₂H6O(1)+302(g)→2CO2(g)+3H₂O(1) 2C₂H4O(1)+2H₂O(1)→2C₂H6O(1)+O₂(g) AH°= +203.5kJ 2CO2 (g)+2H₂O(1)→C₂H4O(1)+5/202(g) AH° +583.5kJ

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter4: Energy And Chemical Reactions

Section4.4: Heat Capacity

Problem 4.4PSP

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