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Need help with this.

Last post by the dajjal « Fri Nov 26, 2021 5:42 pm

by the dajjal » Fri Nov 26, 2021 5:42 pm

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Last post by the dajjal
Fri Nov 26, 2021 5:42 pm
Difficulty calculating OH with quadratic formula

Last post by ChenBeier « Thu Nov 25, 2021 6:44 am
Replies: 26
by Armature Chemist » Sun Nov 21, 2021 9:24 am
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26 Replies

187 Views

Last post by ChenBeier
Thu Nov 25, 2021 6:44 am
What is the reaction product of ester and ammonia?

Last post by ChenBeier « Thu Nov 25, 2021 6:43 am
Replies: 1
by yuneulyoung » Thu Nov 25, 2021 5:02 am

1 Replies

15 Views

Last post by ChenBeier
Thu Nov 25, 2021 6:43 am
Calculating enthalpy

Last post by ChenBeier « Mon Nov 22, 2021 8:50 am
Replies: 1
by vasilivv » Mon Nov 22, 2021 8:29 am

1 Replies

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Last post by ChenBeier
Mon Nov 22, 2021 8:50 am
Can the ion bromonium be produced from NBS without HBr?

Last post by ChenBeier « Mon Nov 22, 2021 1:02 am
Replies: 1
by ScarletDemiurge » Sun Nov 21, 2021 4:07 pm

1 Replies

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Last post by ChenBeier
Mon Nov 22, 2021 1:02 am
Help please! NH4H2PO4

Last post by ChenBeier « Sun Nov 21, 2021 2:10 pm
Replies: 1
by tuggie2000 » Sun Nov 21, 2021 1:17 pm

1 Replies

26 Views

Last post by ChenBeier
Sun Nov 21, 2021 2:10 pm
What do I have to understand in chemistry in order to master NMR for a given molecule?

Last post by hananism « Sun Nov 21, 2021 12:45 pm

by hananism » Sun Nov 21, 2021 12:45 pm

0 Replies

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Last post by hananism
Sun Nov 21, 2021 12:45 pm
Trying to figure out reaction mechanism for reduction of nitro group.

Last post by ScarletDemiurge « Sun Nov 21, 2021 10:59 am
Replies: 4
by ScarletDemiurge » Sat Nov 20, 2021 6:41 pm

4 Replies

55 Views

Last post by ScarletDemiurge
Sun Nov 21, 2021 10:59 am
What should be the product of this chemical reaction? As well as the mechanism?

Last post by ChenBeier « Sat Nov 20, 2021 12:26 pm
Replies: 3
by xnechajova » Sat Nov 20, 2021 10:56 am

3 Replies

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Last post by ChenBeier
Sat Nov 20, 2021 12:26 pm
Titration of mixture of strong and weak acid

Last post by ChenBeier « Fri Nov 19, 2021 10:05 am
Replies: 1
by Neon » Fri Nov 19, 2021 9:46 am

1 Replies

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Last post by ChenBeier
Fri Nov 19, 2021 10:05 am
Orca - calculations, Gibbs energy, solvent

Last post by astor « Thu Nov 18, 2021 4:20 pm

by astor » Thu Nov 18, 2021 4:20 pm

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Last post by astor
Thu Nov 18, 2021 4:20 pm
Question on structure of atom

Last post by Dhamnekar Winod « Wed Nov 17, 2021 9:38 am

by Dhamnekar Winod » Wed Nov 17, 2021 9:38 am

0 Replies

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Last post by Dhamnekar Winod
Wed Nov 17, 2021 9:38 am
Electrolysis-Help Solve Global Warming If You Can Answer!

Last post by ChenBeier « Sun Nov 14, 2021 11:16 am
Replies: 8
by QAlphaX » Sat Nov 13, 2021 11:31 am

8 Replies

163 Views

Last post by ChenBeier
Sun Nov 14, 2021 11:16 am
Amount of solvent

Last post by Talal « Sun Nov 14, 2021 2:25 am
Replies: 4
by Talal » Sat Nov 13, 2021 2:18 am

4 Replies

104 Views

Last post by Talal
Sun Nov 14, 2021 2:25 am
Is it possible to engineer a liquid with a high density (20g/cm3) ?

Last post by ChenBeier « Thu Nov 11, 2021 8:45 am
Replies: 3
by humptydumptychmistry » Thu Nov 11, 2021 8:02 am

3 Replies

119 Views

Last post by ChenBeier
Thu Nov 11, 2021 8:45 am
Quimica

Last post by ChenBeier « Tue Nov 09, 2021 2:39 pm
Replies: 2
by crzivan91 » Tue Nov 09, 2021 1:40 pm

2 Replies

119 Views

Last post by ChenBeier
Tue Nov 09, 2021 2:39 pm
General Chemistry

Last post by ChenBeier « Tue Nov 09, 2021 11:30 am
Replies: 2
by OMEENG » Mon Apr 05, 2021 4:30 am

2 Replies

2847 Views

Last post by ChenBeier
Tue Nov 09, 2021 11:30 am
Complete the equations of chemical reactions

Last post by ChenBeier « Tue Nov 09, 2021 11:28 am
Replies: 1
by Sdgchy » Tue Nov 09, 2021 9:08 am

1 Replies

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Last post by ChenBeier
Tue Nov 09, 2021 11:28 am
Reduction of Cyclohexanone to Cylcohexanol

Last post by ChenBeier « Tue Nov 09, 2021 5:08 am
Replies: 5
by darkaran » Mon Nov 08, 2021 4:30 am

5 Replies

132 Views

Last post by ChenBeier
Tue Nov 09, 2021 5:08 am
Rokleen 21 - Low ph RO membrane Cleaner for colloidal deposits

Last post by brown7 « Mon Nov 08, 2021 10:30 am
Replies: 1
by acuroorganic » Wed Sep 29, 2021 11:59 pm

1 Replies

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Last post by brown7
Mon Nov 08, 2021 10:30 am
Is the stoichiometric coefficient of this chemical reaction correct?

Last post by ChenBeier « Mon Nov 08, 2021 9:45 am
Replies: 3
by edig789 » Mon Nov 08, 2021 1:15 am

3 Replies

75 Views

Last post by ChenBeier
Mon Nov 08, 2021 9:45 am
EMERGENCY HELP WITH INORGANIC QUESTION!!!

Last post by ChenBeier « Sun Nov 07, 2021 11:06 pm
Replies: 1
by annier235 » Sun Nov 07, 2021 12:26 pm

1 Replies

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Last post by ChenBeier
Sun Nov 07, 2021 11:06 pm
Determining mass for solutions

Last post by ChenBeier « Sat Nov 06, 2021 12:34 pm
Replies: 8
by IneedhelpwithChem » Sat Nov 06, 2021 11:24 am

8 Replies

136 Views

Last post by ChenBeier
Sat Nov 06, 2021 12:34 pm
Chemical equations

Last post by IneedhelpwithChem « Sat Nov 06, 2021 12:23 pm
Replies: 2
by IneedhelpwithChem » Sat Nov 06, 2021 11:20 am

2 Replies

126 Views

Last post by IneedhelpwithChem
Sat Nov 06, 2021 12:23 pm
Disulfide Bridges Forming On A Monomer

Last post by ChenBeier « Fri Nov 05, 2021 10:20 am
Replies: 1
by JArchy » Fri Nov 05, 2021 9:07 am

1 Replies

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Last post by ChenBeier
Fri Nov 05, 2021 10:20 am
Different Experiments for children

Last post by Dave « Thu Nov 04, 2021 2:39 am
Replies: 1
by Warner Mortensen » Mon Nov 01, 2021 5:21 am

1 Replies

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Last post by Dave
Thu Nov 04, 2021 2:39 am
Help Me!! I havew to refine palladium !

Last post by jebbasha « Tue Nov 02, 2021 6:40 pm
Replies: 25
by aliossi001122 » Thu Jun 10, 2021 9:22 am
1

2
25 Replies

2253 Views

Last post by jebbasha
Tue Nov 02, 2021 6:40 pm
chimica inorganica II

Last post by jebbasha « Tue Nov 02, 2021 6:40 pm
Replies: 10
by gaggy » Wed Sep 08, 2021 2:42 am

10 Replies

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Last post by jebbasha
Tue Nov 02, 2021 6:40 pm
please, help be with balance

Last post by jebbasha « Tue Nov 02, 2021 6:40 pm
Replies: 11
by magdalena » Wed Sep 08, 2021 11:32 pm

11 Replies

4593 Views

Last post by jebbasha
Tue Nov 02, 2021 6:40 pm
Esterification Reaction

Last post by jebbasha « Mon Nov 01, 2021 4:53 pm
Replies: 13
by Alexi999 » Sun Oct 17, 2021 1:29 pm

13 Replies

455 Views

Last post by jebbasha
Mon Nov 01, 2021 4:53 pm
Help me please =D

Last post by jebbasha « Mon Nov 01, 2021 4:52 pm
Replies: 8
by nike_victoria » Mon Mar 22, 2021 10:47 am

8 Replies

1183 Views

Last post by jebbasha
Mon Nov 01, 2021 4:52 pm
Calculation problem

Last post by ned_yas « Mon Nov 01, 2021 11:01 am
Replies: 4
by ned_yas » Mon Nov 01, 2021 3:52 am

4 Replies

123 Views

Last post by ned_yas
Mon Nov 01, 2021 11:01 am
Oxidation Numbers for Sulfur in H2S4

Last post by ChenBeier « Sun Oct 31, 2021 3:37 am
Replies: 4
by skycracker00 » Thu Oct 28, 2021 10:04 pm

4 Replies

126 Views

Last post by ChenBeier
Sun Oct 31, 2021 3:37 am
Differences between electrolytic cells and voltaic cells

Last post by ChenBeier « Sat Oct 30, 2021 2:24 am
Replies: 5
by Dhamnekar Winod » Thu Oct 28, 2021 8:24 am

5 Replies

133 Views

Last post by ChenBeier
Sat Oct 30, 2021 2:24 am
About mixed solvent system used in chromatography

Last post by xmaybexmemoriesx « Fri Oct 29, 2021 11:21 am
Replies: 3
by Arturoxv » Tue Oct 26, 2021 7:26 am

3 Replies

134 Views

Last post by xmaybexmemoriesx
Fri Oct 29, 2021 11:21 am
Determine the equilibrium constant

Last post by ChenBeier « Thu Oct 28, 2021 11:26 pm
Replies: 10
by anto007 » Sat Oct 23, 2021 1:26 pm

10 Replies

299 Views

Last post by ChenBeier
Thu Oct 28, 2021 11:26 pm
Chemistry Molecule or formula units

Last post by ChenBeier « Thu Oct 28, 2021 11:24 pm
Replies: 1
by pebble » Thu Oct 28, 2021 5:44 pm

1 Replies

65 Views

Last post by ChenBeier
Thu Oct 28, 2021 11:24 pm
Why doesn't Si + Wo3 ignite?

Last post by Warner Mortensen « Mon Oct 25, 2021 4:53 am
Replies: 4
by edig789 » Sun Apr 18, 2021 6:42 pm

4 Replies

1003 Views

Last post by Warner Mortensen
Mon Oct 25, 2021 4:53 am
calculation of ionisation percentage

Last post by anto007 « Sat Oct 23, 2021 1:21 pm
Replies: 4
by anto007 » Sat Oct 23, 2021 2:44 am

4 Replies

167 Views

Last post by anto007
Sat Oct 23, 2021 1:21 pm
question

Last post by Warner Mortensen « Sat Oct 23, 2021 7:48 am
Replies: 4
by abhijit_sinha » Wed Jul 21, 2010 8:38 am

4 Replies

1473 Views

Last post by Warner Mortensen
Sat Oct 23, 2021 7:48 am
Total Synthesis

Last post by ChenBeier « Fri Oct 22, 2021 8:36 am
Replies: 6
by Alexi999 » Tue Oct 19, 2021 9:11 am

6 Replies

263 Views

Last post by ChenBeier
Fri Oct 22, 2021 8:36 am
calculate mass from molar ratio

Last post by ChenBeier « Fri Oct 22, 2021 4:21 am
Replies: 1
by hai » Fri Oct 22, 2021 3:03 am

1 Replies

118 Views

Last post by ChenBeier
Fri Oct 22, 2021 4:21 am
Can ozone oxidize xenon?

Last post by ChenBeier « Thu Oct 21, 2021 10:57 pm
Replies: 1
by Sohmien » Thu Oct 21, 2021 3:32 pm

1 Replies

109 Views

Last post by ChenBeier
Thu Oct 21, 2021 10:57 pm
Rate laws of reactions

Last post by ChenBeier « Thu Oct 21, 2021 1:42 pm
Replies: 3
by Dhamnekar Winod » Thu Oct 21, 2021 8:16 am

3 Replies

136 Views

Last post by ChenBeier
Thu Oct 21, 2021 1:42 pm
Rate law question

Last post by ChenBeier « Thu Oct 21, 2021 2:23 am
Replies: 1
by Dhamnekar Winod » Thu Oct 21, 2021 1:06 am

1 Replies

113 Views

Last post by ChenBeier
Thu Oct 21, 2021 2:23 am
Balanceamento por oxirredução (me ajudem, por favor!!)

Last post by ChenBeier « Tue Oct 19, 2021 12:45 pm
Replies: 1
by machadoge » Tue Oct 19, 2021 9:59 am

1 Replies

124 Views

Last post by ChenBeier
Tue Oct 19, 2021 12:45 pm
Highest boiling points

Last post by Dhamnekar Winod « Sun Oct 17, 2021 10:12 pm
Replies: 2
by Dhamnekar Winod » Sun Oct 17, 2021 8:07 am

2 Replies

131 Views

Last post by Dhamnekar Winod
Sun Oct 17, 2021 10:12 pm
I read somewhere online that the compounds that appear blue have more conjugation than red compounds. Why is that?

Last post by ChenBeier « Fri Oct 15, 2021 5:09 am
Replies: 1
by Warner Mortensen » Fri Oct 15, 2021 3:23 am

1 Replies

165 Views

Last post by ChenBeier
Fri Oct 15, 2021 5:09 am
Balanced equation for the reaction

Last post by ChenBeier « Thu Oct 14, 2021 2:18 am
Replies: 1
by Warner Mortensen » Thu Oct 14, 2021 1:33 am

1 Replies

208 Views

Last post by ChenBeier
Thu Oct 14, 2021 2:18 am
Help me balancing this equation! Grade 10

Last post by ChenBeier « Wed Oct 13, 2021 9:34 pm
Replies: 5
by mishu » Mon Oct 11, 2021 10:01 am

5 Replies

307 Views

Last post by ChenBeier
Wed Oct 13, 2021 9:34 pm

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