更改

因此，当约<math> O </math>K 的一摩尔物质被周围的环境加热到<math>298</math>K，<math> \frac {q_rev}</math> T的增量的总和构成每个元素或化合物的标准摩尔熵，该物质表示 <math>298</math> K 的物质存储的能量。<ref name="ctms">{{Cite book|last=Moore|first=J. W.|author2=C. L. Stanistski|author3=P. C. Jurs|title=Chemistry, The Molecular Science|publisher=Brooks Cole|year=2005|isbn=978-0-534-42201-1|url-access=registration|url=https://archive.org/details/chemistrymolecul0000moor}}</ref><ref name="Jungermann">{{cite journal|last1=Jungermann|first1=A.H.|year=2006|title=Entropy and the Shelf Model: A Quantum Physical Approach to a Physical Property|journal=Journal of Chemical Education|volume=83|issue=11|pages=1686–1694|doi=10.1021/ed083p1686|bibcode = 2006JChEd..83.1686J|url=https://semanticscholar.org/paper/2117ad10200df19e2ea87739f90f7bb4db44e451}}</ref>熵变也可用来测量物质的混合为最终混合物中相对量的总和。<ref>{{Cite book|last=Levine|first=I. N.|title=Physical Chemistry, 5th ed.|publisher=McGraw-Hill|year=2002|isbn=978-0-07-231808-1}}</ref>

因此，当约<math> O </math>K 的一摩尔物质被周围的环境加热到<math>298</math>K，<math> \frac {q_rev} T</math> 的增量的总和构成每个元素或化合物的标准摩尔熵，该物质表示 <math>298</math> K 的物质存储的能量。<ref name="ctms">{{Cite book|last=Moore|first=J. W.|author2=C. L. Stanistski|author3=P. C. Jurs|title=Chemistry, The Molecular Science|publisher=Brooks Cole|year=2005|isbn=978-0-534-42201-1|url-access=registration|url=https://archive.org/details/chemistrymolecul0000moor}}</ref><ref name="Jungermann">{{cite journal|last1=Jungermann|first1=A.H.|year=2006|title=Entropy and the Shelf Model: A Quantum Physical Approach to a Physical Property|journal=Journal of Chemical Education|volume=83|issue=11|pages=1686–1694|doi=10.1021/ed083p1686|bibcode = 2006JChEd..83.1686J|url=https://semanticscholar.org/paper/2117ad10200df19e2ea87739f90f7bb4db44e451}}</ref>熵变也可用来测量物质的混合为最终混合物中相对量的总和。<ref>{{Cite book|last=Levine|first=I. N.|title=Physical Chemistry, 5th ed.|publisher=McGraw-Hill|year=2002|isbn=978-0-07-231808-1}}</ref>