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.