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Acidimetry issues Yes, I weighed it to 4 decimal places. No, I didn't dry it. Yeah, Na3PO4 is maybe mixture of hydrate ...	28-4-2021 at 03:07 by: Bedlasky
N2O5 from NO2 and Ozone? Reaction of NO and ozone is used in analytical chemistry to measure amount of nitrogen oxides throug ...	28-4-2021 at 03:00 by: Bedlasky
Acidimetry issues Hi. I made 1l of 1M HCl. I standardized it with NaHCO3 (normal baking soda, this should be good s ...	27-4-2021 at 11:16 by: Bedlasky
Reducing Cu and Ni with Zn NaOH remove leftover aluminium. Al react with NaOH to form [Al(OH)4]- and H2 gas. Nickel doesn't rea ...	25-4-2021 at 21:28 by: Bedlasky
Reducing Cu and Ni with Zn Nickel react better with zinc or aluminium in the presence of chloride ions. Reaction is very fast a ...	25-4-2021 at 20:31 by: Bedlasky
Sodium sulphide There will be thiosulfate as impurity.	23-4-2021 at 06:21 by: Bedlasky
Why samarium has red colour in selenous acid? [rquote=658423&tid=157312&author=unionised][rquote=658395&tid=157312&author=Bedlasky ...	18-4-2021 at 06:09 by: Bedlasky
Why samarium has red colour in selenous acid? [rquote=658350&tid=157312&author=unionised]You have produced the Sm2+ ion which is red. I k ...	17-4-2021 at 16:27 by: Bedlasky
Making copper from copper sulfate and iron nails Iron or aluminium are much cheaper than ascorbic acid.	15-4-2021 at 12:06 by: Bedlasky
Making copper from copper sulfate and iron nails Johnny Cappone: I did nickel by reaction of nickel sulfate and aluminium foil in the presence of NaC ...	15-4-2021 at 11:20 by: Bedlasky
Making copper from copper sulfate and iron nails Hi. I tried to make some copper powder by heating copper sulfate solution with iron nails. Copper ...	15-4-2021 at 09:25 by: Bedlasky
Production of Selenic acid by oxidizing Selenous acid with KMnO4? I think that selenate is soluble. You can do iodometric titration and calculate oxidation state o ...	15-4-2021 at 09:15 by: Bedlasky
Alcohol 99,9% In Europe is ethanol cheap. 3€ for 1 liter bottle. I once did GC analysis of this commercial stuff ...	10-4-2021 at 23:49 by: Bedlasky
Some fun with a really obscure compound. Oh sorry, now it works .	6-4-2021 at 21:57 by: Bedlasky
Some fun with a really obscure compound. I cannot open the link. Is problem on my side or your side?	6-4-2021 at 17:14 by: Bedlasky
really weird compound [rquote=143334&tid=11535&author=woelen]I did the same experiment with PCl5 and MoO3. Surpris ...	1-4-2021 at 23:39 by: Bedlasky
Preparation of Chrome Yellow and Chrome Orange In theory - why not? Your precipitate should be lead dichromate. You can try analyse your precipi ...	1-4-2021 at 19:04 by: Bedlasky
Adrians Chemistry Laboratory on the dangers of sulfuric acid I just think that I stay away from this, that everything was said, but after that I saw his second v ...	31-3-2021 at 20:46 by: Bedlasky
Adrians Chemistry Laboratory on the dangers of sulfuric acid Sulfuric acid have boiling point 337°C. Small piece of chicken and sulfuric acid starts to boil aft ...	31-3-2021 at 17:15 by: Bedlasky
Homemade Gas Burner - The poorman's Bunsen Burner Very nice!	31-3-2021 at 11:31 by: Bedlasky
Demonstrations about the science of plastics [url=https://cool.culturalheritage.org/coolaic/sg/bpg/pcc/10_spot-tests.pdf]Here[/url] you can find ...	30-3-2021 at 09:14 by: Bedlasky
Violuric acid salts (fantastic colors and variety) [rquote=657234&tid=156755&author=vano]Beryllium violurate. 1)Solution was green 2) hydra ...	30-3-2021 at 09:07 by: Bedlasky
A Sad Day - Another Great Supplier Gone - Elemental Scientific [rquote=657221&tid=157207&author=woelen]Sulfur can be removed by boiling with a solution of ...	29-3-2021 at 12:33 by: Bedlasky
Qualitative V/Cr detection I think that chromate is better, because V(OH)3 is slowly oxidized by air to form brown soluble hypo ...	26-3-2021 at 02:49 by: Bedlasky
Qualitative V/Cr detection [rquote=657031&tid=157212&author=S.C. Wack][rquote=656976&tid=157212&author=Bedlasky ...	25-3-2021 at 20:10 by: Bedlasky
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