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OpenStudy (anonymous):
Are the standard enthaplies of formation of Na(s) and S8(s) at 25 degrees Celsius is 0kJ/mol?
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OpenStudy (anonymous):
Yes. Standard enthalpies of formation of the elements in their standard state are defined to be zero.
OpenStudy (australopithecus):
https://en.wikipedia.org/wiki/Standard_enthalpy_change_of_formation_%28data_table%29
OpenStudy (anonymous):
thank you!
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