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Your Questions answered by Nobel Chemistry Laureate Sir Harry Kroto
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NobelNick
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0
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103
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August 23, 2010, 05:05:54 AM
by NobelNick
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Good General Chemistry Books
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Mitch
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57
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30240
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June 28, 2010, 05:30:53 AM
by Jorriss
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Free general chemistry web books and resources
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Borek
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0
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467
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June 21, 2010, 10:48:37 AM
by Borek
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FORUM RULES: READ THIS BEFORE POSTING!
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Borek
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0
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4179
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April 21, 2009, 12:36:24 PM
by Borek
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stoichiometry question
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Chaste
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0
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15
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Today at 04:27:50 AM
by Chaste
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Phase of the pentane?
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marti77
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0
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20
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Today at 02:15:10 AM
by marti77
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Pressure Equilibrium Problem
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jpmiller89
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2
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52
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Yesterday at 08:49:30 PM
by Borek
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Vapor Pressure Lowering question
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michaelt817
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1
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37
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Yesterday at 08:40:28 PM
by Borek
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tension
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Saionji
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5
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141
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Yesterday at 07:50:04 PM
by Jorriss
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Silicon Polymers - Silly Putty & Superball
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sinth
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3
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225
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Yesterday at 05:26:45 PM
by syunchow
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Mass percent and density question?
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michaelt817
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3
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106
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Yesterday at 01:37:27 PM
by cswarth
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resonance structures
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cswarth
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4
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98
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Yesterday at 05:33:23 AM
by cswarth
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Atoms in an Alloy. Where did I mess up?
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methic
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5
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101
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Yesterday at 03:50:13 AM
by methic
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Activity Series Question [why Li is ahead of K]?
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inspiration100
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4
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1009
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Yesterday at 02:45:47 AM
by tamim83
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Concentrations & Beer-Lambert Equation
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Bohemian
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1
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55
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August 31, 2010, 09:28:21 PM
by Borek
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again reaction order!
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research
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5
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178
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August 31, 2010, 09:21:06 PM
by demoninatutu
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CO2 saturation concentration
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pierrest
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1
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51
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August 30, 2010, 10:47:56 AM
by Borek
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Help with partial pressure of so2
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ineedhelp10
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1
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55
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August 29, 2010, 08:30:07 PM
by MrTeo
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Finding the energy of heat required for vaporization
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goosefraba
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3
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70
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August 29, 2010, 12:29:05 PM
by goosefraba
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Conversion (molarity, molality, %, etc)
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WhoCares357
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23
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263
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August 29, 2010, 10:16:37 AM
by WhoCares357
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Simple Acid/base equilibria question ( that i dont understand)
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London
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1
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63
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August 28, 2010, 10:15:55 PM
by Borek
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Simple Amino Acid Question
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divexo
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0
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53
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August 28, 2010, 07:12:42 PM
by divexo
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Thermodynamics First Year question~
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divexo
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9
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373
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August 28, 2010, 07:11:52 PM
by divexo
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Amino Acid Buffer Solution and pH
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Sis290025
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15
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371
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August 27, 2010, 05:41:27 AM
by Borek
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fractional number as reaction order!
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research
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1
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89
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August 27, 2010, 02:13:51 AM
by tamim83
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can anyone show me how to balance this equation
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winspice
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4
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182
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August 26, 2010, 10:13:34 PM
by research
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reaction order?
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research
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4
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132
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August 26, 2010, 09:39:54 PM
by research
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Moles of Molecules into Atoms
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superjames1992
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3
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115
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August 25, 2010, 01:55:13 PM
by opti384
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Atoms and molecules
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tobycat2
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8
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119
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August 24, 2010, 08:54:26 PM
by Borek
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Solubility of SO2 in H20
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ineedhelp10
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8
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203
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August 23, 2010, 10:59:46 AM
by ineedhelp10
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[crystallorgaphy] Surrounding based on projection of unitcel
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eXorikos
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2
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162
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August 23, 2010, 06:03:10 AM
by 408
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balancing redox equation
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winspice
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5
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132
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August 22, 2010, 11:11:32 AM
by Borek
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Concentrations
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Nagenyleveable
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6
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248
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August 22, 2010, 07:08:58 AM
by MrTeo
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Phosphate analysis
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Nagenyleveable
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5
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227
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August 21, 2010, 05:20:24 AM
by Borek
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Chemistry of coal
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Neverquit
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3
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247
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August 20, 2010, 02:52:33 PM
by Neverquit
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Calculations using the chemical equation
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sna
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1
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117
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August 19, 2010, 05:12:45 AM
by Dan
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Gas Chromatography
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Nagenyleveable
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0
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114
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August 17, 2010, 05:00:14 AM
by Nagenyleveable
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Unit Conversion: What goes wrong?
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xiangru119
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4
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276
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August 16, 2010, 09:04:16 PM
by Borek
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Titration of a sample of Ca(OH)2
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arb1234
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1
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129
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August 16, 2010, 08:10:56 PM
by Borek
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Polyprotic Acid and Buffer System
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Sis290025
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1
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122
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August 16, 2010, 08:24:18 AM
by Borek
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New Model of the Atom
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knowwhy
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5
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266
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August 16, 2010, 06:27:38 AM
by tamim83
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Enthalpy
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sharonjh
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9
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253
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August 14, 2010, 11:05:14 PM
by sharonjh
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DIlutions and such
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luysion
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1
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124
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August 14, 2010, 10:02:36 PM
by Borek
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paramagnetic vs diamagnetic
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mi corazon late
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1
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208
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August 13, 2010, 03:14:17 AM
by McCoy
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Alkaline Earth Metals & Electron Shielding
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bravoghost
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2
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146
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August 13, 2010, 12:40:44 AM
by MrTeo
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Solubility of Pb(OH)2 in Basic Solution
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bravoghost
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1
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136
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August 12, 2010, 08:49:52 PM
by Borek
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Converting Concentrations
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Luke149
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14
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440
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August 12, 2010, 11:00:21 AM
by Luke149
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Quantized Energy & Blackbody Radiation
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bravoghost
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2
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153
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August 12, 2010, 10:02:43 AM
by bravoghost
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Phosphate Sensors
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Nagenyleveable
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0
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109
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August 11, 2010, 03:58:37 AM
by Nagenyleveable
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Gaseous States
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Khyati
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6
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236
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August 10, 2010, 04:01:13 PM
by Khyati
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Taking Fundaments of Chemistry
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my4helpers
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3
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236
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August 10, 2010, 06:02:43 AM
by my4helpers
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Distribution ratio etc.
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Nagenyleveable
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2
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146
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August 10, 2010, 04:13:19 AM
by Nagenyleveable
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Preperation of... ppm kind of question, double checking answer
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Danial
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1
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129
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August 10, 2010, 03:59:01 AM
by Borek
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Ionic compound list with ion equations included
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Neverquit
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1
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126
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August 09, 2010, 11:47:24 PM
by opti384
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MOVED: Synthesis Help
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tamim83
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0
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145
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August 09, 2010, 01:03:53 PM
by tamim83
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checkmate
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Chimie
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1
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175
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August 09, 2010, 11:05:47 AM
by JGK
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Accelerated stress study
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Bliss
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3
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204
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August 09, 2010, 10:47:46 AM
by JGK
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Linear regression -> calculation of purity (pls - very desperate)?
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Chris2540
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1
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183
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August 09, 2010, 10:41:53 AM
by JGK
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Solvent for polymer reaction
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Calafalas
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6
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292
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August 09, 2010, 04:29:05 AM
by Calafalas
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inorganic chemistry problems
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newbie!
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0
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125
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August 09, 2010, 01:19:54 AM
by newbie!
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Question on hydrolysis
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winspice
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1
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177
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August 08, 2010, 08:14:49 PM
by AWK
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this is a catalyst decay 2nd order question with sintering...plz give me hint...
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weirdo_jb
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0
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119
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August 08, 2010, 04:49:46 PM
by weirdo_jb
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Do the following organic compounds have chiral?
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nothincomin
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6
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219
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August 08, 2010, 12:57:06 PM
by nothincomin
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Urgent! CH3CH2CH2CHOH + CH3CH2CO2H ->
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nothincomin
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10
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280
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August 08, 2010, 07:47:45 AM
by nothincomin
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Describe preperation of... book answers wrong?
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Danial
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8
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248
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August 08, 2010, 12:48:12 AM
by opti384
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Cholesterol mass calc
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Neverquit
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7
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222
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August 07, 2010, 01:46:29 AM
by opti384
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Urgent Question. E=mc^2, mass defect.
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nothincomin
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11
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240
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August 06, 2010, 10:57:19 PM
by Borek
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test for Covalent Network substance vs Ionic substance
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Neverquit
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3
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213
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August 06, 2010, 04:51:16 PM
by Neverquit
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Metals: Stainless steel - kitchen cleaning reaction
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mattyc
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3
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1004
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August 06, 2010, 04:47:38 AM
by opti384
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Need help choosing buffer for experiment...
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BattlePope
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7
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375
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August 04, 2010, 09:45:25 PM
by Borek
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Correct chemical structure of Penicillin...?
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Adamh
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3
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213
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August 04, 2010, 05:19:37 PM
by ardbeg
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X-ray Crystallography
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nigel433
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9
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400
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August 04, 2010, 04:26:49 PM
by cth
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Henderson-Hasselbalch equation
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Alexander
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2
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167
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August 04, 2010, 11:35:19 AM
by RandoFlyer
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Determination of phosphorus in soil
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koolbird
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1
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159
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August 04, 2010, 04:29:10 AM
by opti384
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How to convert 2×10^(9) M^(-1) × s^(-1) to µM^(-1) × s^(-1)???
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tutydau
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2
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173
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August 03, 2010, 09:03:24 PM
by sjb
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Writing molecular formula from empirical
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customx
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2
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200
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August 03, 2010, 01:39:49 PM
by MOTOBALL
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Redox:which reaction takes place first?aplications in electrolytic cells,PHOTOS
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AguxOne
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2
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171
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August 03, 2010, 10:57:35 AM
by AguxOne
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Serial Dilution question
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james_sch1
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5
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212
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August 03, 2010, 06:04:34 AM
by J-bone
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kelvin and celsius
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research
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1
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182
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July 31, 2010, 10:44:37 PM
by FreeTheBee
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pH of solution-my answer keeps being wrong
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dds*90210
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1
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172
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July 31, 2010, 08:46:59 PM
by Borek
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Photons/Quantum/daily life examples
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mi corazon late
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5
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301
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July 31, 2010, 04:35:46 AM
by tamim83
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How and why do pH indicators work?
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Ulagatin
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2
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219
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July 31, 2010, 01:39:45 AM
by Ulagatin
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Potassium hydroxide reacts with Calcium sulphate to form a rapid set how?
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ChrisW
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2
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242
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July 30, 2010, 03:38:21 PM
by ChrisW
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Buffer question
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rhcr56
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1
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169
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July 30, 2010, 11:54:57 AM
by Jorriss
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sig fig problem with division
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philonossis
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11
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588
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July 29, 2010, 09:53:13 PM
by nigel433
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Calculating Equilibrium Concentration of NO
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phys
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1
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163
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July 28, 2010, 02:05:19 PM
by Jorriss
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Hemoglobin equilibrium
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MrTeo
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2
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214
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July 28, 2010, 01:01:32 PM
by MrTeo
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Acid + Base Question!
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nothincomin
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9
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369
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July 28, 2010, 12:36:19 PM
by MrTeo
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When you dissolve salt in water, what happens to the water level?
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wfunction
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9
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654
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July 28, 2010, 04:51:16 AM
by playpiano1980
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Buffers help
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rubystar91
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14
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526
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July 28, 2010, 04:49:49 AM
by playpiano1980
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proton decay using water?
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clockworks204
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8
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295
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July 28, 2010, 04:47:19 AM
by playpiano1980
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Redox reaction
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Logan
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4
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274
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July 27, 2010, 02:36:44 PM
by Logan
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azeotropic distillation
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shrikantvarma
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1
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202
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July 27, 2010, 11:40:49 AM
by llagetias
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A simple question on elements and compounds
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DavieBoy
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3
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216
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July 26, 2010, 09:50:14 AM
by DavieBoy
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This problem is driving me insane. Can anyone point me in the right direction?
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Electrolize
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4
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261
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July 25, 2010, 06:12:38 PM
by Electrolize
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How do you know if there are geometric isomers of a compound?
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nothincomin
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5
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265
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July 25, 2010, 03:22:12 PM
by ardbeg
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Existence of Multiple Oxidation States of Transition Metals
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mjzapanta94
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1
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205
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July 25, 2010, 04:25:25 AM
by opti384
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L'Chatelier and Thermo
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jsrozner
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1
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195
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July 24, 2010, 08:15:18 PM
by Jorriss
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Electrolysis problem...Am I Right???
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Electrolize
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4
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263
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July 24, 2010, 09:58:08 AM
by Electrolize
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caliumcarbonate
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swedishsnuff
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4
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252
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July 24, 2010, 12:30:41 AM
by opti384
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