(a) Why is the change in enthalpy usually easier to mea- sure than the change in internal energy? (b) For a given process at constant pressure, AH is negative. Is the process endothermic or exothermic?
(a) Why is the change in enthalpy usually easier to mea- sure than the change in internal energy? (b) For a given process at constant pressure, AH is negative. Is the process endothermic or exothermic?
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
Section4.6: Reaction Enthalpies For Chemical Reactions
Problem 4.10CE
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5.31
![Enthalpy
5.31 (a) Why is the change in enthalpy usually easier to mea-
sure than the change in internal energy? (b) For a given
process at constant pressure, AH is negative. Is the
endothermic or exothermic?
process](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb39e833f-161a-490b-bd0e-962761335cc3%2F7eeea028-8e27-4d7a-8f21-799bc90a6bfa%2Fptm87i_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Enthalpy
5.31 (a) Why is the change in enthalpy usually easier to mea-
sure than the change in internal energy? (b) For a given
process at constant pressure, AH is negative. Is the
endothermic or exothermic?
process
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