this post was submitted on 24 Jul 2024
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freezing point curves (mander.xyz)
submitted 5 months ago by [email protected] to c/[email protected]
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[–] [email protected] 29 points 5 months ago (2 children)

Here is a more complete chart https://chemistry.stackexchange.com/questions/165279/details-of-what-actually-happens-in-cold-sulfuric-acid-between-80-and-90-what

[–] [email protected] 25 points 5 months ago (1 children)

I see. So these are actually many sulfuric compounds in a trenchcoat chart.

[–] [email protected] 8 points 5 months ago

Some of which are probably only a bit stable and so only exist in a mixture

[–] [email protected] 16 points 5 months ago (1 children)

Never mind between 80 and 90%, WTF is happening at 42.5%‽

[–] [email protected] 21 points 5 months ago (1 children)

There's a metastable phase somewhere out there and change of the most stable solid phase between 4-hydrate and 6.5-hydrate