Trouton's rule

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Anna Lockhart 2B
Posts: 50
Joined: Tue Nov 17, 2020 12:19 am

Trouton's rule

Postby Anna Lockhart 2B » Sun Feb 21, 2021 9:40 pm

What exactly is Trouton's rule? I saw it on a practice problem and can't remember if we learned it yet.

Alexis Sanft 1E
Posts: 52
Joined: Wed Feb 19, 2020 12:19 am

Re: Trouton's rule

Postby Alexis Sanft 1E » Sun Feb 21, 2021 9:41 pm

I do not remember learning this yet, but that could just be because I have a bad memory. So, if anyone else remember I would like to know as well.

Chanel Mao 3D
Posts: 103
Joined: Wed Sep 30, 2020 9:52 pm
Been upvoted: 2 times

Re: Trouton's rule

Postby Chanel Mao 3D » Sun Feb 21, 2021 9:42 pm

Trouton's rule basically says that the entropy of vaporization for all liquids is around the same value.

Hayden Lee 1C
Posts: 104
Joined: Wed Sep 30, 2020 9:57 pm

Re: Trouton's rule

Postby Hayden Lee 1C » Sun Feb 21, 2021 9:44 pm

Trouton's rule basically states that various types of liquids possess similar entropies of vaporization at their boiling points.
The enthalpy of vaporization divided by the boiling point of the liquid is the entropy of vaporization for a particular liquid.
I am also unsure of whether we discussed this rule, sorry about that!

Armen_Isayan_2L
Posts: 116
Joined: Wed Sep 30, 2020 10:09 pm

Re: Trouton's rule

Postby Armen_Isayan_2L » Sun Feb 21, 2021 9:50 pm

Hello! Trouton's rule states that the entropy of vaporization for many liquids is the same at 85 J mol. This does not apply to every liquid, but rather a significant portion of them.


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