## Sixth Edition Question 11.87

Dayna Pham 1I
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### Sixth Edition Question 11.87

Hello!
Question 11.87 is about the dissociation of a diatomic molecule, Xs $\rightleftharpoons$ 2x.
How do we know this reaction is endothermic?

Chem_Mod
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### Re: Sixth Edition Question 11.87

It take energy to break the chemical bond in the diatomic gas which will need energy input

Ava Kjos 1D
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### Re: Sixth Edition Question 11.87

If you think about it, gases such as oxygen and nitrogen typically exist as 02 and N2 because that is there lowest energy state. Therefore, in order to break this low energy state, energy has to be put into this system, therefore making it endothermic.

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