Chemical Thermodynamics Question 113
Question: For the reaction $ CH_3COOH(l)+2O_2(g) $ ⇌ $ 2CO_2(g)+2H_2O(l) $ at $ 25^{o}C $ and 1 atm. pressure, $ \Delta H=-874,kJ. $ Then the change in internal energy $ (\Delta E) $ is -. [Orissa JEE 2002]
Options:
A) - 874 kJ
B) - 871.53 kJ
C) - 876.47 kJ
D) + 874 kJ
Show Answer
Answer:
Correct Answer: A
Solution:
For this reaction $ \Delta n=0 $, then $ \Delta E=\Delta H. $
BETA
