Chemical Thermodynamics Question 245
Question: In the complete combustion of butanol $ C_4H_9OH(l) $ , if $ \Delta H $ is enthalpy of combustion and $ \Delta E $ is the heat of combustion at constant volume, then [EAMCET 1997]
Options:
A) $ \Delta H<\Delta E $
B) $ \Delta H=\Delta E $
C) $ \Delta H>\Delta E $
D) $ \Delta H,,\Delta E $ relation cannot be predicted
Show Answer
Answer:
Correct Answer: C
Solution:
In the complete combustion of butanol $ \Delta H>\Delta E $ .
