Chemical Thermodynamics Question 103

Question: The enthalpies of the elements in their standard states are assumed to be

Options:

A) Zero at 298 K

B) Unit at 298 K

C) Zero at all temperatures

D) Zero at 273 K

Show Answer

Answer:

Correct Answer: A

Solution:

The enthalpies of all elements in their standard state at $ 25^{o}C $ or 298K are zero.



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