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bicarbonate to carbonate To be used as a primary standard you need to heat your sodium carbonate to 270ºC (518ºF) and cool ...	7-7-2014 at 13:49 by: Ascaridole
Testing the purity of a nitrate salt To test the purity of a nitrate salt (potassium or sodium) reflux a solution of the salt with Devard ...	7-7-2014 at 13:28 by: Ascaridole
Xylene failed to separate from methanol..Detergent contamination from KOH?? Nice to know it sort of worked. Ahhh the wonderful emulsion… An organic chemists arch enemy, next ...	12-2-2014 at 11:14 by: Ascaridole
Accidentally got a H2O2 burn. Help me figure out why this was so effective. Formation of the peroxycarbonic acid is possible and not out of the question. To what extent the per ...	11-2-2014 at 10:58 by: Ascaridole
Accidentally got a H2O2 burn. Help me figure out why this was so effective. To say it concentrated the peroxide is premature without any analytical data or observations to back ...	7-2-2014 at 16:43 by: Ascaridole
Xylene failed to separate from methanol..Detergent contamination from KOH?? Titrate your KOH before attempting any purification. You may find your KOH is more pure than expecte ...	7-2-2014 at 15:33 by: Ascaridole
I want to hear your favorite chemistry demonstrations 1) Oxidation states of Vanadium using amalgamated zinc and Cerium (IV) to re-oxidize it back to its ...	7-2-2014 at 14:15 by: Ascaridole
Benzoic Acid, Carbamid>Benzamid>Anilin? Sodium Bisulfate should work fine. Benzoic Acid pKa = 4.202 Sodium Bisulfate pKa = 1.99 Weake ...	7-2-2014 at 13:59 by: Ascaridole
Vacuum Distillation - Best Vacuum Pump? Will the glassware implode? As I said before I'm pretty sure we are talking about a thermodynamic process not a kinetic process ...	7-2-2014 at 13:05 by: Ascaridole
Aniline Phenol is not a good starting material unless you have tons of it you want to use. As for an alterna ...	6-2-2014 at 13:34 by: Ascaridole
Little things that surprised you in chemistry I'll never forget the first time I walked into a synthetic chemists lab. That beautiful smell of che ...	6-2-2014 at 13:11 by: Ascaridole
Vacuum Distillation - Best Vacuum Pump? Will the glassware implode? Just remember temperature gradient! Whatever the hottest point on your glass to the coolest point on ...	6-2-2014 at 13:04 by: Ascaridole
Anyone have this salter science chemistry kit Your guess of a redox indicator is a good one. A quick visit to sigma aldrich pulled up leuco patent ...	3-12-2013 at 03:20 by: Ascaridole
Possible routes of Muscimol purification? Look up Dowex HCR-S/S FF resin, its an ion exchange resin. Not cheap but its how they purify protein ...	21-11-2013 at 01:05 by: Ascaridole
urushibara catalyst preparation I'm no expert but I'm going to guess you should try your alcohol mix after distillation. Have a gut ...	21-11-2013 at 01:02 by: Ascaridole
Steps to purify ethanol I'm confused. when did I suggest adding an oxide then acid? Sorry if I wasn't clear in my explana ...	20-11-2013 at 20:31 by: Ascaridole
Education in the US - ChemE, OrgChem If your looking for a career in research look for professors that are doing things that interest you ...	20-11-2013 at 15:02 by: Ascaridole
Latest chemical order? 2.5kg of Anhydrous Sodium Sulfate and 500mL of Glacial Acetic Acid from Macron Time for some ...	20-11-2013 at 14:30 by: Ascaridole
Steps to purify ethanol No, ether will not form unless you heat it to 140°C and use a significant amount of acid. You could ...	20-11-2013 at 14:13 by: Ascaridole
Steps to purify ethanol No, HCl will not work, sulfuric and phosphoric acid are the go to choices. The methoxide can be us ...	19-11-2013 at 12:50 by: Ascaridole
Steps to purify ethanol What are you trying to remove from the ethanol? If its just water very careful fractional distillati ...	19-11-2013 at 03:03 by: Ascaridole
Making Copper Acetate? Many years ago I remember making copper (II) acetate from copper (II) oxide formed via thermal decom ...	19-11-2013 at 02:14 by: Ascaridole
drying with sodium metal Just to explain the Magnesium metal method to CaptainPike, the Mg metal reacts with residual water w ...	27-10-2013 at 11:13 by: Ascaridole
Handling of diethyl ether If the ether appears to have evaporated be careful. Even inhibited ethers can form peroxides in the ...	14-10-2013 at 13:24 by: Ascaridole
Weak Hydroxide solutions Eating Glassware? I think the answer to your question is dependent on the purpose of the glassware you are talking abo ...	1-10-2013 at 18:31 by: Ascaridole
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