Problem: Suppose that the gas-phase reaction 2NO(g) + O2(g) → 2NO2(g) were carried out in a constant-volume container at constant temperature.Would the measured heat change represent ΔH or ΔE?

FREE Expert Solution

Internal Energy:


E=q+w


Recall that work (w) is given by:


w=-PΔV


At constant V → w = 0


E=q+0E=q

View Complete Written Solution
Problem Details

Suppose that the gas-phase reaction 2NO(g) + O2(g) → 2NO2(g) were carried out in a constant-volume container at constant temperature.

Would the measured heat change represent ΔH or ΔE?

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Internal Energy concept. You can view video lessons to learn Internal Energy. Or if you need more Internal Energy practice, you can also practice Internal Energy practice problems.