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Search calcium oxide preparation I have been attempting to prepare calcium oxide from calcium carbonate by heating the calcium carbon ... 11-1-2012 at 14:28 by: sabbath06 NO2 ventilation in HNO3 distillation Wow thanks for all of the thoughtful replies. Will be more mindful of my notation in the future. I d ... 13-2-2011 at 20:05 by: sabbath06 NO2 ventilation in HNO3 distillation I finally have all the pieces to my distillation setup and would like to prepare concentrated nitric ... 11-2-2011 at 15:27 by: sabbath06 Purification of ethylsulfuric acid? Ethyl hydrogen sulfate boils at 209 degrees C while ethanol boils at 78 degrees C so simple distilla ... 25-1-2011 at 06:16 by: sabbath06 Manganous-Ammonium alum and derivatives for use of toluene oxidation to benzaldehyde Yeah, by heating it more I got all of the purple oxidizer to turn back to it's original color, tolue ... 15-9-2010 at 06:48 by: sabbath06 Manganous-Ammonium alum and derivatives for use of toluene oxidation to benzaldehyde Very interesting. Although I smelled almonds I'm pretty sure I got a crappy yield as well. Will try ... 6-9-2010 at 09:28 by: sabbath06 Manganous-Ammonium alum and derivatives for use of toluene oxidation to benzaldehyde I've been trying to duplicate this cell and my oxidizer is now a dark purple like in the pictures, b ... 6-9-2010 at 06:35 by: sabbath06 toluene --> benzaldehyde So to make formaldehyde with this cell I assume you just substitute methanol for toluene? Any other ... 1-9-2010 at 11:59 by: sabbath06 order h2so4 in the US Thanks everyone. got some rooto at Ace 5 minutes away 27-8-2010 at 12:27 by: sabbath06 order h2so4 in the US I want to buy a liter or so of concentrated h2so4 off of eBay or another site that sells chems like ... 26-8-2010 at 07:24 by: sabbath06

Sciencemadness Discussion Board » Search Select A Forum Fundamentals   » Chemistry in General   » Organic Chemistry   » Beginnings   » Responsible Practices   » Miscellaneous Engineering and Equipment   » Reagents and Apparatus Acquisition   » Electronics   » Process Engineering   » Materials and Metallurgy Special Topics   » Analytical Chemistry   » Electrochemistry   » Energetic Materials   » Biochemistry   » Radiochemistry   » Computational Models and Techniques Literature and Documentation   » Sciencemadness Wiki   » Prepublication Non-science   » Forum Matters   » Legal and Societal Issues