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Zinc-air battery problem???
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ticmmae
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2
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417
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December 06, 2009, 05:25:02 PM
by ticmmae
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Need help on Electrochemistry!!
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ticmmae
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2
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431
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December 06, 2009, 01:15:47 PM
by ticmmae
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Molecular Structure and Bonding
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verun
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0
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266
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December 06, 2009, 12:13:25 PM
by verun
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Waste Bottle---Where does this stuff go?
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baboom
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2
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453
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December 06, 2009, 09:52:33 AM
by baboom
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Gibbs free energy
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melodia
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1
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356
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December 06, 2009, 09:51:25 AM
by melodia
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Freezing point question..
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ILoveISO
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3
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462
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December 06, 2009, 09:42:51 AM
by baboom
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d electron enegy diagrams? =/
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newbie!
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4
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497
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December 06, 2009, 05:03:12 AM
by newbie!
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MOLE CONCEPT
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Kelly09
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2
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434
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December 06, 2009, 01:45:36 AM
by Kelly09
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Valence bond theory question
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maccha
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2
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390
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December 05, 2009, 06:05:10 PM
by maccha
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Born-Haber cycle
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KitCh
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3
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392
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December 05, 2009, 04:58:13 PM
by UG
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buffer
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Clover
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0
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301
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December 05, 2009, 01:37:59 PM
by Clover
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Structur of S4O62-
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JEE10
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3
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1462
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December 05, 2009, 11:43:24 AM
by UG
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why is this reaction Sn2 and not E2?
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x1101x
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1
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525
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December 05, 2009, 09:24:52 AM
by Dan
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Strong Acids/Bases and pH Problems
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Glorzifen
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7
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601
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December 04, 2009, 10:53:05 PM
by Borek
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sodium sulphide
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newton139
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0
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294
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December 04, 2009, 05:55:16 PM
by newton139
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Adding a Reagent to Seperate Cation
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Glorzifen
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4
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608
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December 04, 2009, 05:25:30 PM
by UG
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How do I know when no reaction will occur?
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Glorzifen
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3
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727
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December 04, 2009, 02:51:07 PM
by pear
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Disproportionation Redox Reactions
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Glorzifen
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2
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532
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December 04, 2009, 01:05:08 PM
by Glorzifen
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photons and radiation
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linds
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1
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394
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December 04, 2009, 11:04:49 AM
by Borek
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Tricky Redox Half-Equations
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Glorzifen
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1
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423
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December 04, 2009, 07:33:45 AM
by Borek
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Solvent, Solute
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achekali
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2
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456
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December 04, 2009, 05:55:10 AM
by achekali
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Thermodynamic Question (Spontaneity)
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leesoo05
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5
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841
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December 04, 2009, 05:00:59 AM
by Yggdrasil
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Calculating theoretical yield of polymers
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nj_bartel
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9
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1258
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December 04, 2009, 01:45:47 AM
by typhoon2028
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Ideal Gas Law Question
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Gunther1991
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3
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524
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December 03, 2009, 09:03:17 PM
by Borek
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Getting the percentage yield of a reaction.
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gggggggggg
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4
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571
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December 03, 2009, 08:55:08 PM
by Borek
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Copper containting enzyme , and the coordiantion enviroment around it.
|
istrydummy
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2
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424
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December 03, 2009, 12:11:36 PM
by istrydummy
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Orbital Hybridization question, PLEASE help me on this one?
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sam12103
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8
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915
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December 03, 2009, 09:52:39 AM
by banjo
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Precipitation Reactions/Solubility Questions
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Glorzifen
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8
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1008
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December 03, 2009, 07:01:04 AM
by Borek
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Term Explanation
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dastgir
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1
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333
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December 03, 2009, 05:36:29 AM
by JGK
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Gases and Pressure Question
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zerobladex
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6
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550
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December 03, 2009, 02:28:15 AM
by billnotgatez
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Quick Dissociation Question
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Glorzifen
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1
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404
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December 02, 2009, 08:40:36 PM
by Borek
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lewis structure
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KitCh
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0
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333
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December 02, 2009, 03:45:54 PM
by KitCh
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*Infrared Spectroscopy analysis: Cis and Trans Copper(II) amino acid complexes.*
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gggggggggg
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0
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555
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December 02, 2009, 03:19:50 PM
by gggggggggg
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New and have a Chemistry question
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mazdarotary13
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2
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434
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December 02, 2009, 01:00:25 PM
by mazdarotary13
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pseudo first orger kinetics
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desperado182
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0
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278
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December 02, 2009, 09:23:49 AM
by desperado182
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Carbonic acid decomposition?
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cabaal
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3
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680
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December 01, 2009, 11:41:16 PM
by Borek
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Hello :)
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newbie!
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1
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373
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December 01, 2009, 11:30:23 PM
by Dan
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concentration from dilution
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desperado182
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1
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369
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December 01, 2009, 09:01:09 PM
by Borek
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Bond Order
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orgoclear
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5
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1187
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December 01, 2009, 06:44:15 PM
by renge ishyo
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protection of primary amine
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ironnica
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1
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610
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December 01, 2009, 03:13:14 PM
by stewie griffin
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Need Help with chemestry assignment please!!!!!!!
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monkmonkey
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1
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423
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December 01, 2009, 12:37:20 PM
by Borek
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reaction with butyl lithium with ketone -> enolate?
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hpl912
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5
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865
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December 01, 2009, 12:10:54 PM
by hpl912
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redox lab reports
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newbie!
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0
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313
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December 01, 2009, 10:12:32 AM
by newbie!
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Ionic vs. Covalent
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Jules18
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2
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588
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November 30, 2009, 06:17:30 PM
by Jules18
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Gas Stoichiometry
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verun
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1
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368
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November 30, 2009, 06:05:13 PM
by pear
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Really need help on Enthalpy, 75% of lab grade.
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narcoleptic_insomniac
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1
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380
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November 30, 2009, 10:32:56 AM
by renge ishyo
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Balancing equations
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Shaun1979
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4
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575
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November 30, 2009, 09:51:07 AM
by stewie griffin
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Calcium Chloride Reaction Query
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mechanick
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5
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656
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November 30, 2009, 04:23:21 AM
by stewie griffin
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Hybridization, sigma bond vs. pie bond question
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sam12103
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10
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1460
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November 30, 2009, 01:10:37 AM
by cth
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Oxyacid Resonance Stabilization
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Glorzifen
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3
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524
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November 29, 2009, 10:05:44 PM
by Dan
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Calculating concentrations of neutralization reactions
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entice
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2
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634
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November 29, 2009, 08:57:35 PM
by Borek
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Complete Ionic Equation? Hmm
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xeadgbex
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3
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617
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November 29, 2009, 07:57:47 PM
by AWK
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Balance: ION method
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ivan314
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1
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317
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November 29, 2009, 07:33:43 PM
by AWK
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Oxidizing and Reducing Questions
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entice
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6
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894
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November 29, 2009, 04:28:43 PM
by pear
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If given delta Horxn how do I calculate delta Eorxn?
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galvanichell
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1
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420
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November 29, 2009, 03:38:14 PM
by galvanichell
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What is the percent by mass of H2C2O4 in the sample?
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scissors
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1
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520
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November 29, 2009, 10:10:09 AM
by Dan
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Which species in each pair is the better reducing agent (at std state)?
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scissors
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1
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345
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November 29, 2009, 10:08:57 AM
by Dan
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pH of Salt Solution
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Glorzifen
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1
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509
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November 29, 2009, 09:33:09 AM
by Borek
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galvanic cell free energy from molarities and standard reduction potentials
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galvanichell
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2
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879
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November 29, 2009, 08:03:56 AM
by galvanichell
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Converting nanomoles/ml to nanomoles/minute
|
istrydummy
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5
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836
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November 29, 2009, 07:55:10 AM
by istrydummy
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Enzyme Kinetics. Getting Km and Vmax from 4 graphs.
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gggggggggg
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2
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827
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November 29, 2009, 04:59:52 AM
by gggggggggg
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electrphilic substitution in aromatic compounds
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sumedh
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3
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388
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November 29, 2009, 12:50:02 AM
by Dan
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Energy released\absorbed. Specifc Heat problem.
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nightowl1
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1
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420
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November 28, 2009, 09:52:29 PM
by pear
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The difference between the valence bond theory and the molecular orbital theory
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sam12103
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1
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532
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November 28, 2009, 09:07:47 PM
by pear
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Understanding Ecell? question promblem
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holycow3121
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1
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365
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November 28, 2009, 06:55:51 PM
by The Cancer Curer
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EXPERIMENT: Effect of substrate concentration on reaction velocity
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gggggggggg
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10
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1109
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November 28, 2009, 01:19:30 AM
by gggggggggg
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Molecular Orbital Theory question
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KM12
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1
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416
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November 27, 2009, 11:14:21 PM
by sjb
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Lone pair VSEPR geometry and finding hybridisation
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cabaal
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3
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776
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November 27, 2009, 05:51:22 AM
by stewie griffin
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What are the redox reactions that take place when i mix these reagents together?
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scissors
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4
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602
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November 26, 2009, 03:15:17 PM
by scissors
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Please help me as fast as possible
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XBOX999
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2
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414
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November 26, 2009, 08:43:45 AM
by XBOX999
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fenbufen
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BeepoGirl
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1
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371
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November 26, 2009, 08:32:02 AM
by sjb
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Polarity - ethyl acetate and petrol
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BeepoGirl
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1
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516
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November 26, 2009, 08:08:23 AM
by sjb
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Which reagent is a more effective reducing agent?
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scissors
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1
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388
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November 26, 2009, 03:05:38 AM
by AWK
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concentration
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desperado182
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2
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419
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November 26, 2009, 01:30:39 AM
by AWK
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calculate phases of diprotic acid given only the eq. constants?
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vivioo7
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1
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330
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November 25, 2009, 08:46:37 PM
by AWK
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S=S and P=P non-existence
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kiragodevil
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2
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427
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November 25, 2009, 11:47:58 AM
by renge ishyo
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find Delta G
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holycow3121
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3
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812
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November 25, 2009, 11:18:46 AM
by holycow3121
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Excretory Systems of Fish and Earthworm..
|
istrydummy
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3
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514
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November 25, 2009, 06:04:56 AM
by typhoon2028
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alkaline earth difluoride decreasing bond angle
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kiragodevil
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3
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459
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November 25, 2009, 03:26:08 AM
by kiragodevil
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Net Ionic Equations - Questions
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gingi
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6
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15291
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November 24, 2009, 08:58:46 PM
by Borek
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Hydrogen Bonding - Ethers
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Jimmy
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2
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578
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November 24, 2009, 08:44:11 PM
by Borek
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lewis structure
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KitCh
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1
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512
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November 24, 2009, 08:10:10 PM
by AWK
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Arranging X-A-X bond angles
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lou_skywalker
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2
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737
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November 24, 2009, 07:35:06 PM
by orgoclear
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Sodium borohydride reduction of ketone: quick question
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jammydodger
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2
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656
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November 24, 2009, 07:01:57 AM
by jammydodger
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Potassium nitrate from calcium nitrate and potassium sulfate
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jakfak
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6
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747
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November 24, 2009, 03:49:47 AM
by jakfak
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Cheap pocket pH meter
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jakfak
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2
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439
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November 24, 2009, 03:40:18 AM
by jakfak
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Solubility of phosphates
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jakfak
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4
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542
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November 24, 2009, 02:41:18 AM
by Borek
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Bond length of Ru-C made longer because of PPh3
|
J
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0
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289
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November 24, 2009, 12:16:11 AM
by J
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Complete ionic equation for sodium chloride and silver nitrate
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giayojoseph
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1
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543
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November 23, 2009, 08:52:13 PM
by Borek
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electronegativity
|
Moz
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5
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552
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November 23, 2009, 01:01:16 PM
by jwxie
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born-haber cycle
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jwxie
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2
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474
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November 23, 2009, 12:56:07 PM
by jwxie
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Properties of Liquid: Chang of State
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lifepi
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3
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399
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November 23, 2009, 09:28:17 AM
by DrCMS
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concentration problem
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desperado182
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0
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293
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November 23, 2009, 09:00:37 AM
by desperado182
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Balancing Equations
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adkinsjr
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2
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441
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November 23, 2009, 07:53:20 AM
by adkinsjr
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Enthalpy of a Reaction
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hunter457
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15
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937
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November 23, 2009, 05:18:27 AM
by Borek
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Check my carbons?
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Idiot1983
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4
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519
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November 22, 2009, 11:45:40 PM
by cth
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Aqueous Reaction
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larson
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3
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450
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November 22, 2009, 10:59:06 PM
by Borek
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Potentiometry OH concentration help
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desperado182
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1
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408
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November 22, 2009, 09:41:40 PM
by Borek
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Molecular shape
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jjkwest1
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2
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623
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November 22, 2009, 08:23:26 PM
by AWK
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Arrhenius and Bronsted-lowry definitions.
|
Dubs
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3
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652
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November 22, 2009, 08:04:30 PM
by Dubs
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