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Forums
4hv.org :: Forums :: Chemistry
4hv.org :: Forums :: Chemistry
Chemistry Forum
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mercury substitute? Go to page: 1 2
AndrewM
Fri Feb 20 2009, 07:56AM		 18 4253 speakerguy79
Tue Mar 24 2009, 05:20PM
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Leaching uranium ore Go to page: 1 2 3
usaman65
Sun Mar 15 2009, 01:30AM		 21 3241 usaman65
Fri Mar 20 2009, 02:09AM
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Speed Limit of GunPowder. Go to page: 1 2 3
Ama
Sun Mar 08 2009, 07:34PM		 29 3231 hotcrazyfruit
Wed Mar 18 2009, 09:14PM
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Nitrogen Dioxide/Nitric Acid Producing Jacob's Ladder
Chris
Wed Mar 18 2009, 04:03AM		 5 2663 Chris
Wed Mar 18 2009, 05:45PM
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Zeolite query.
Proud Mary
Sun Mar 15 2009, 10:29PM		 1 800 Proud Mary
Sun Mar 15 2009, 10:29PM
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Microwave Heating (for the production of metal sulfides and other coke reductions)
Chris
Mon Mar 09 2009, 07:40AM		 3 1128 Proud Mary
Mon Mar 09 2009, 06:33PM
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Electrochemically stripping anodized aluminum?
aonomus
Wed Feb 25 2009, 05:52PM		 3 1160 Download
Wed Feb 25 2009, 11:54PM
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Mercury luminescence when shaken?! Go to page: 1 2
Conundrum
Sat Oct 18 2008, 08:35PM		 14 2482 usaman65
Wed Feb 25 2009, 08:40PM
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Acetone relights "dead" lightsticks?!
Conundrum
Sun Feb 15 2009, 03:41PM		 2 1025 Hon1nbo
Sun Feb 15 2009, 05:46PM
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Production of Copper Oxide
Billybobjoe
Thu Feb 12 2009, 12:10AM		 5 1206 Bored Chemist
Sat Feb 14 2009, 12:13AM
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COPPER TARNISHING
copper1
Mon Oct 06 2008, 04:55PM		 6 1259 usaman65
Tue Feb 10 2009, 07:12PM
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Castner process for making Sodium metal Go to page: 1 2 3
Backyard Skunkworks
Sun Nov 30 2008, 08:04PM		 26 5333 Chris
Mon Feb 09 2009, 06:42AM
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Reaction between Acetone and excess 32% HCl Go to page: 1 2
Seoul_lasers
Fri Aug 29 2008, 04:59PM		 11 4166 TheMerovingian
Sat Jan 31 2009, 12:17AM
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Lego Colorimeter
G^3
Tue Jan 13 2009, 06:55PM		 4 1465 Bored Chemist
Wed Jan 14 2009, 06:34PM
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Potassium hydroxide good for developing PCBs? Go to page: 1 2
Dago
Wed Nov 26 2008, 05:41PM		 12 3583 Weston
Mon Jan 05 2009, 04:10AM
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Electrolysis of aqueous ammonium nitrate solution: what's this blue stuff? Go to page: 1 2
GimpyJoe
Tue Dec 16 2008, 09:12AM		 18 7613 Hon1nbo
Sat Dec 27 2008, 02:16AM
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Cleanup of HCl + CuCl2 etchant (or HCl + H2O2, however you want to look at it)
aonomus
Fri Dec 19 2008, 09:53PM		 4 5458 Bored Chemist
Sun Dec 21 2008, 10:39AM
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accurate&precise measurement of volume w/o mass/weight Go to page: 1 2
Hon1nbo
Wed Dec 10 2008, 03:35AM		 10 2278 Hon1nbo
Wed Dec 10 2008, 10:58PM
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Lowering Temperature
Dragon64
Sun Nov 30 2008, 05:32PM		 5 1185 Dragon64
Sun Nov 30 2008, 10:56PM
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The carborundum LED effect
Conundrum
Mon Nov 24 2008, 12:14PM		 1 1009 Conundrum
Mon Nov 24 2008, 12:14PM
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Replenishing HCL + H2O2 PCB etchant? Go to page: 1 2
Steve Ward
Sat Jul 28 2007, 12:03AM		 19 5587 babui_crazy_08
Thu Nov 20 2008, 04:38AM
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Old sodium hydroxide solution
rp181
Thu Nov 20 2008, 01:08AM		 2 1070 aonomus
Thu Nov 20 2008, 03:37AM
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E-paper drying out?
Conundrum
Sun Nov 02 2008, 06:18PM		 1 858 Conundrum
Sun Nov 02 2008, 06:18PM
No unread posts
Glowing tomatoes?!
Conundrum
Sun Sept 28 2008, 04:36PM		 6 1442 Conundrum
Sun Oct 05 2008, 08:29AM
No new posts on popular topic
Making dry ice Go to page: 1 2
Billybobjoe
Wed Sept 24 2008, 01:26AM		 10 2905 Proud Mary
Tue Sept 30 2008, 12:26PM
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