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Selenium polycations
[rquote=685847&tid=159712&author=Bedlasky]
Selenium disulfide is prepared by decomposition ... |
19-7-2023 at 10:08
by: chornedsnorkack |
Selenium polycations
[rquote=685780&tid=159712&author=Bedlasky]Only think that worked is thiosulfate, which produ ... |
17-7-2023 at 02:16
by: chornedsnorkack |
Selenium polycations
Are you sure that chlorate or persulfate do not oxidize selenite to selenate? |
16-7-2023 at 13:10
by: chornedsnorkack |
(HPO3)n Dehydrating agent (polyphosphoric or metaphosphoric acid)
[rquote=685080&tid=4409&author=clearly_not_atara]
When an article from 50 years ago disagre ... |
20-6-2023 at 19:39
by: chornedsnorkack |
(HPO3)n Dehydrating agent (polyphosphoric or metaphosphoric acid)
[rquote=684974&tid=4409&author=chloric1]https://cdnsciencepub.com/doi/pdf/10.1139/v56-102
... |
16-6-2023 at 07:02
by: chornedsnorkack |
Making glacial acetic acid
[rquote=684919&tid=12898&author=Fery]You can also try to approximate its purity by its freez ... |
12-6-2023 at 22:48
by: chornedsnorkack |
Cyanoform and derivates
Cyanoform was for over a century a notoriously missing substance. While cyanoform salts could be pro ... |
8-6-2023 at 09:36
by: chornedsnorkack |
HVO3 - Vanadic acid ?
[rquote=684473&tid=159606&author=Parakeet]I recently found this compound being sold while lo ... |
25-5-2023 at 01:37
by: chornedsnorkack |
Usable heat of dilution data
[rquote=684463&tid=159605&author=Lionel Spanner]There is no simple way to calculate the heat ... |
24-5-2023 at 22:50
by: chornedsnorkack |
Diluting 90+% Nitric Acid to 70%?
[rquote=684446&tid=158021&author=Raid]you could use dilution calculation to dilute the HNO3
... |
24-5-2023 at 09:42
by: chornedsnorkack |
Usable heat of dilution data
What could be practicably usable sources for heats of dilution of hygroscopic substances (like stron ... |
23-5-2023 at 23:41
by: chornedsnorkack |
Dissolution of d-block metals in HCl vs HF
[rquote=684254&tid=159575&author=bolbol]
I tend to stay away from thermodynamic data as I ... |
19-5-2023 at 00:35
by: chornedsnorkack |
Dissolution of d-block metals in HCl vs HF
[rquote=684222&tid=159575&author=Bedlasky]Zr and Hf are quite resistant to acids. Maybe HF a ... |
18-5-2023 at 07:33
by: chornedsnorkack |
Dissolution of d-block metals in HCl vs HF
Electrode potentials, from
https://en.wikipedia.org/wiki/Standard_electrode_potential_(data_page)
... |
17-5-2023 at 23:49
by: chornedsnorkack |
Testing for CaF2 minerals
[rquote=683670&tid=159511&author=Rainwater]
[rquote=683666&tid=159511&author=j_su ... |
2-5-2023 at 21:08
by: chornedsnorkack |
Testing for CaF2 minerals
[rquote=683666&tid=159511&author=j_sum1]Fair point, chornedsnorkack.
But, realitically, onc ... |
2-5-2023 at 01:01
by: chornedsnorkack |
Testing for CaF2 minerals
Testing for HF fumes tests only for F, not specifically for CaF[sub]2[/sub].
Wikipedia knows a lot ... |
1-5-2023 at 23:42
by: chornedsnorkack |
Chromium chromate - does it exist?
Chromium chromates or dioxide should routinely form when chromates are reduced. Because obviously if ... |
25-2-2023 at 13:44
by: chornedsnorkack |
Concentrating phosphoric acid
[rquote=681426&tid=19150&author=Master Triangle]I just found a paper that gives some nice re ... |
11-2-2023 at 03:46
by: chornedsnorkack |
Phosphoric Acid dry distillation
Some details
https://isolab.ess.washington.edu/resources/H3PO4.pdf
Page 12 (16 of pdf) Figure ... |
3-2-2023 at 14:49
by: chornedsnorkack |
Phosphoric Acid dry distillation
[rquote=681141&tid=159296&author=Chemgineer]If phosphoric acid does not boil why does litera ... |
3-2-2023 at 00:24
by: chornedsnorkack |
Phosphoric Acid dry distillation
Phosphoric acids form no crystal forms between H4P2O7 and the various forms of P2O5. Just glasses. S ... |
2-2-2023 at 03:26
by: chornedsnorkack |
Phosphoric Acid dry distillation
[rquote=681098&tid=159296&author=BromicAcid]Generally phosphoric acid doesn't boil, it just ... |
2-2-2023 at 02:02
by: chornedsnorkack |
Colored inorganic liquids.
Simple halogens have a nice progression of spectrum:
F2 condenses at -188 C, and is very pale yello ... |
27-1-2023 at 01:39
by: chornedsnorkack |
Tungsten trioxide
For example, how does H2WO4 react with H2SO4?
It is ill complexing acid, so WO3 should not dissolve ... |
11-1-2023 at 08:26
by: chornedsnorkack |
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