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exercises

Last post by gaggy « Wed Sep 08, 2021 11:07 pm
Replies: 2
by gaggy » Wed Sep 08, 2021 3:33 am

2 Replies

3685 Views

Last post by gaggy
Wed Sep 08, 2021 11:07 pm
reduction performic acid

Last post by magdalena « Tue Sep 07, 2021 2:31 am
Replies: 2
by magdalena » Mon Sep 06, 2021 2:35 am

2 Replies

3738 Views

Last post by magdalena
Tue Sep 07, 2021 2:31 am
How Can i balance this reaction?

Last post by ChenBeier « Mon Sep 06, 2021 8:17 am
Replies: 4
by cmat » Sun Jul 12, 2015 1:35 am

4 Replies

10646 Views

Last post by ChenBeier
Mon Sep 06, 2021 8:17 am
Sodium Metabisulfite (E223)

Last post by ChenBeier « Sun Sep 05, 2021 12:36 pm
Replies: 1
by NICc » Sat Sep 04, 2021 2:46 pm

1 Replies

3327 Views

Last post by ChenBeier
Sun Sep 05, 2021 12:36 pm
Normality of a solution

Last post by ChenBeier « Sat Sep 04, 2021 11:12 am
Replies: 1
by Dhamnekar Winod » Sat Sep 04, 2021 9:51 am

1 Replies

3690 Views

Last post by ChenBeier
Sat Sep 04, 2021 11:12 am
normal boiling point

Last post by anto007 « Thu Sep 02, 2021 10:03 am
Replies: 2
by anto007 » Thu Sep 02, 2021 9:29 am

2 Replies

3843 Views

Last post by anto007
Thu Sep 02, 2021 10:03 am
Questions of thermodynamics

Last post by anto007 « Tue Aug 31, 2021 12:35 pm
Replies: 2
by anto007 » Tue Aug 31, 2021 7:15 am

2 Replies

3758 Views

Last post by anto007
Tue Aug 31, 2021 12:35 pm
What are the reaction products of this substance?? please help!

Last post by ChenBeier « Mon Aug 30, 2021 5:38 am
Replies: 3
by edig789 » Mon Aug 30, 2021 3:22 am

3 Replies

4071 Views

Last post by ChenBeier
Mon Aug 30, 2021 5:38 am
Final temperature

Last post by anto007 « Sat Aug 28, 2021 11:25 am
Replies: 4
by anto007 » Sat Aug 28, 2021 1:51 am

4 Replies

4815 Views

Last post by anto007
Sat Aug 28, 2021 11:25 am
Making Potassium Citrate from Citric Acid From Lemons

Last post by yerrag « Sat Aug 28, 2021 12:52 am
Replies: 4
by yerrag » Sat Aug 21, 2021 1:36 am

4 Replies

5128 Views

Last post by yerrag
Sat Aug 28, 2021 12:52 am
Help

Last post by ChenBeier « Fri Aug 27, 2021 10:41 am
Replies: 3
by Delusionft » Fri Aug 27, 2021 8:42 am

3 Replies

3984 Views

Last post by ChenBeier
Fri Aug 27, 2021 10:41 am
Calculation of standard molar enthalpy of formation

Last post by anto007 « Tue Aug 24, 2021 4:18 am
Replies: 2
by anto007 » Tue Aug 24, 2021 3:52 am

2 Replies

3771 Views

Last post by anto007
Tue Aug 24, 2021 4:18 am
Questions on chemical structures of compound or elements

Last post by ChenBeier « Tue Aug 24, 2021 1:40 am
Replies: 3
by Dhamnekar Winod » Mon Aug 23, 2021 11:17 pm

3 Replies

4597 Views

Last post by ChenBeier
Tue Aug 24, 2021 1:40 am
Flavouring unflavoured Essential Amino Acids / BCAAs

Last post by ChenBeier « Mon Aug 23, 2021 7:40 am
Replies: 3
by forumera » Sun Aug 22, 2021 11:49 pm

3 Replies

4147 Views

Last post by ChenBeier
Mon Aug 23, 2021 7:40 am
4-Nitrophthalonitrile Supplier

Last post by ChenBeier « Mon Aug 23, 2021 2:45 am
Replies: 1
by elitechbio » Mon Aug 23, 2021 1:15 am

1 Replies

3305 Views

Last post by ChenBeier
Mon Aug 23, 2021 2:45 am
palladium chloride synthesis?

Last post by ChenBeier « Thu Aug 19, 2021 11:22 pm
Replies: 1
by Ahtahkakoop11 » Thu Aug 19, 2021 11:16 pm

1 Replies

3378 Views

Last post by ChenBeier
Thu Aug 19, 2021 11:22 pm
Assistance to find value of Constant a and Constant b

Last post by kevin_leong5510 « Thu Aug 19, 2021 11:21 pm
Replies: 2
by kevin_leong5510 » Thu Aug 19, 2021 8:17 pm

2 Replies

3758 Views

Last post by kevin_leong5510
Thu Aug 19, 2021 11:21 pm
calculation of molar fraction and pressure

Last post by ChenBeier « Mon Aug 16, 2021 8:46 am
Replies: 3
by anto007 » Thu Aug 12, 2021 2:58 am

3 Replies

4299 Views

Last post by ChenBeier
Mon Aug 16, 2021 8:46 am
What is upstream and downstream in pumps?

Last post by ChenBeier « Fri Aug 13, 2021 12:35 pm
Replies: 1
by jackwyatt » Fri Aug 13, 2021 8:34 am

1 Replies

3582 Views

Last post by ChenBeier
Fri Aug 13, 2021 12:35 pm
Unit conversions (electrical)

Last post by ChenBeier « Fri Aug 13, 2021 12:30 pm
Replies: 1
by Dhamnekar Winod » Fri Aug 13, 2021 10:24 am

1 Replies

3512 Views

Last post by ChenBeier
Fri Aug 13, 2021 12:30 pm
gaseous mixtures

Last post by anto007 « Thu Aug 12, 2021 2:21 am
Replies: 6
by anto007 » Tue Aug 10, 2021 10:18 am

6 Replies

5978 Views

Last post by anto007
Thu Aug 12, 2021 2:21 am
aluminum sulfate question

Last post by Facundo V « Tue Aug 10, 2021 4:15 am
Replies: 18
by Facundo V » Thu Jul 29, 2021 10:17 am
1

2
18 Replies

11877 Views

Last post by Facundo V
Tue Aug 10, 2021 4:15 am
Purity of hydrogen obtained via brine electrolysis

Last post by ChenBeier « Sun Aug 08, 2021 8:54 am
Replies: 1
by amzi12 » Sun Aug 08, 2021 8:31 am

1 Replies

3212 Views

Last post by ChenBeier
Sun Aug 08, 2021 8:54 am
Enthalpy (thermochemistry question)

Last post by Dhamnekar Winod « Sun Aug 08, 2021 7:09 am
Replies: 1
by Dhamnekar Winod » Sat Aug 07, 2021 3:58 am

1 Replies

3776 Views

Last post by Dhamnekar Winod
Sun Aug 08, 2021 7:09 am
Electrochemistry question

Last post by ChenBeier « Sat Aug 07, 2021 11:12 am
Replies: 5
by Dhamnekar Winod » Thu Jul 29, 2021 9:44 am

5 Replies

5350 Views

Last post by ChenBeier
Sat Aug 07, 2021 11:12 am
Thermochemistry question part (2)

Last post by peralatanlab « Wed Aug 04, 2021 6:59 pm
Replies: 4
by Dhamnekar Winod » Tue Jun 29, 2021 11:03 pm

4 Replies

4671 Views

Last post by peralatanlab
Wed Aug 04, 2021 6:59 pm
solved IIT JEE chemistry 2014 Question paper

Last post by maxsmith1 « Mon Aug 02, 2021 1:13 am
Replies: 1
by adianadiadi » Fri Dec 04, 2015 12:05 pm

1 Replies

7413 Views

Last post by maxsmith1
Mon Aug 02, 2021 1:13 am
Solución Sulfato de Aluminio

Last post by ChenBeier « Thu Jul 29, 2021 12:25 am
Replies: 1
by Facundo V » Wed Jul 28, 2021 9:40 pm

1 Replies

3319 Views

Last post by ChenBeier
Thu Jul 29, 2021 12:25 am
Redox reactions

Last post by Dhamnekar Winod « Wed Jul 28, 2021 8:29 am
Replies: 6
by Dhamnekar Winod » Sat Jul 24, 2021 5:48 am

6 Replies

5543 Views

Last post by Dhamnekar Winod
Wed Jul 28, 2021 8:29 am
Electron-transfer reaction

Last post by ChenBeier « Tue Jul 27, 2021 11:38 pm
Replies: 3
by Dhamnekar Winod » Fri Jul 23, 2021 9:13 am

3 Replies

4317 Views

Last post by ChenBeier
Tue Jul 27, 2021 11:38 pm
Simple way to confirm 2% Sodium Hydroxide solution (NaOH)

Last post by ChenBeier « Tue Jul 27, 2021 10:35 am
Replies: 5
by DAVEY123UK » Mon Jul 26, 2021 2:34 pm

5 Replies

4565 Views

Last post by ChenBeier
Tue Jul 27, 2021 10:35 am
Buffer

Last post by ChenBeier « Thu Jul 15, 2021 12:27 am
Replies: 1
by mtmc » Wed Jul 14, 2021 11:17 pm

1 Replies

3539 Views

Last post by ChenBeier
Thu Jul 15, 2021 12:27 am
Drawing chemical structure of C₂₈H₄₀O₇

Last post by Dhamnekar Winod « Fri Jul 09, 2021 2:36 am

by Dhamnekar Winod » Fri Jul 09, 2021 2:36 am

0 Replies

45954 Views

Last post by Dhamnekar Winod
Fri Jul 09, 2021 2:36 am
Computing mass of CaF₂

Last post by ChenBeier « Mon Jul 05, 2021 10:58 am
Replies: 3
by Dhamnekar Winod » Mon Jul 05, 2021 1:25 am

3 Replies

4252 Views

Last post by ChenBeier
Mon Jul 05, 2021 10:58 am
Thermochemistry questions(1)

Last post by Orcio_Dojek « Thu Jul 01, 2021 9:47 am
Replies: 5
by Dhamnekar Winod » Tue Jun 29, 2021 10:18 pm

5 Replies

4441 Views

Last post by Orcio_Dojek
Thu Jul 01, 2021 9:47 am
Balance chemical equation

Last post by ChenBeier « Wed Jun 30, 2021 3:11 am
Replies: 1
by Dhamnekar Winod » Wed Jun 30, 2021 12:56 am

1 Replies

2093 Views

Last post by ChenBeier
Wed Jun 30, 2021 3:11 am
Thermochemistry question

Last post by ChenBeier « Tue Jun 29, 2021 10:39 pm
Replies: 3
by Dhamnekar Winod » Tue Jun 29, 2021 9:46 pm

3 Replies

2594 Views

Last post by ChenBeier
Tue Jun 29, 2021 10:39 pm
[Absurd] Help me fix my distillation apparatus :/

Last post by Vystrk « Sat Jun 26, 2021 3:10 pm
Replies: 4
by Vystrk » Thu Jun 24, 2021 2:05 pm

4 Replies

2734 Views

Last post by Vystrk
Sat Jun 26, 2021 3:10 pm
Equations

Last post by Orcio_Dojek « Thu Jun 24, 2021 6:52 am
Replies: 2
by amandavolosina » Wed Jun 23, 2021 1:33 pm

2 Replies

2337 Views

Last post by Orcio_Dojek
Thu Jun 24, 2021 6:52 am
O chemistry

Last post by Orcio_Dojek « Sun Jun 20, 2021 12:31 pm
Replies: 1
by nike_victoria » Tue May 04, 2021 6:34 pm

1 Replies

3677 Views

Last post by Orcio_Dojek
Sun Jun 20, 2021 12:31 pm
Organic chemistry question

Last post by Orcio_Dojek « Sun Jun 20, 2021 8:33 am
Replies: 1
by nike_victoria » Tue May 04, 2021 6:38 pm

1 Replies

3715 Views

Last post by Orcio_Dojek
Sun Jun 20, 2021 8:33 am
Sodium Adsorbtion Ratio (SAR) Reagent Wanted

Last post by CHris__H « Sat Jun 12, 2021 2:14 am
Replies: 2
by CHris__H » Thu Jun 10, 2021 8:08 pm

2 Replies

2323 Views

Last post by CHris__H
Sat Jun 12, 2021 2:14 am
Units of measurement of potential energy

Last post by Dhamnekar Winod « Fri Jun 11, 2021 8:09 pm
Replies: 2
by Dhamnekar Winod » Fri Jun 11, 2021 10:00 am

2 Replies

2350 Views

Last post by Dhamnekar Winod
Fri Jun 11, 2021 8:09 pm
Prediction of precipitation

Last post by ChenBeier « Thu Jun 10, 2021 3:40 am
Replies: 1
by Dhamnekar Winod » Thu Jun 10, 2021 1:37 am

1 Replies

2059 Views

Last post by ChenBeier
Thu Jun 10, 2021 3:40 am
Sugar extraction

Last post by ChenBeier « Thu Jun 10, 2021 3:38 am
Replies: 1
by chemocu » Thu Jun 10, 2021 2:53 am

1 Replies

1970 Views

Last post by ChenBeier
Thu Jun 10, 2021 3:38 am
Combustion analysis

Last post by ChenBeier « Thu Jun 10, 2021 3:35 am
Replies: 1
by Dhamnekar Winod » Wed Jun 09, 2021 9:46 pm

1 Replies

1968 Views

Last post by ChenBeier
Thu Jun 10, 2021 3:35 am
Help me please

Last post by titrationgirl « Tue Jun 08, 2021 1:28 pm

by titrationgirl » Tue Jun 08, 2021 1:28 pm

0 Replies

44415 Views

Last post by titrationgirl
Tue Jun 08, 2021 1:28 pm
Molecular structures

Last post by Dhamnekar Winod « Mon Jun 07, 2021 3:58 am
Replies: 1
by Dhamnekar Winod » Sat Jun 05, 2021 1:51 am

1 Replies

2060 Views

Last post by Dhamnekar Winod
Mon Jun 07, 2021 3:58 am
Intersolid adsorption

Last post by hoobeom « Sun Jun 06, 2021 10:21 pm

by hoobeom » Sun Jun 06, 2021 10:21 pm

0 Replies

44323 Views

Last post by hoobeom
Sun Jun 06, 2021 10:21 pm
Solid fomation?

Last post by MarBiosoon7 « Sat Jun 05, 2021 11:31 pm
Replies: 2
by MarBiosoon7 » Sat Jun 05, 2021 10:27 pm

2 Replies

2196 Views

Last post by MarBiosoon7
Sat Jun 05, 2021 11:31 pm

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