Chemistry forum

Moderators: Xen, expert, ChenBeier

New Topic

5059 topics

Page 1 of 102
- Jump to page:
1
2
3
4
5
…
102
Next

Topics

Replies

Views

Last post

Нужна ваша помощь

Last post by Anka « Fri Jul 01, 2022 1:27 am

by Anka » Fri Jul 01, 2022 1:27 am

0 Replies

23 Views

Last post by Anka
Fri Jul 01, 2022 1:27 am
Please help!

Last post by ChenBeier « Thu Jun 30, 2022 8:05 am
Replies: 1
by fekil » Thu Jun 30, 2022 1:35 am

1 Replies

21 Views

Last post by ChenBeier
Thu Jun 30, 2022 8:05 am
salt

Last post by ChenBeier « Tue Jun 28, 2022 2:29 pm
Replies: 1
by tomlib » Tue Jun 28, 2022 1:31 pm

1 Replies

20 Views

Last post by ChenBeier
Tue Jun 28, 2022 2:29 pm
How to calculate Cp of High entropy ceramics composites

Last post by Faisal Nazeer « Mon Jun 27, 2022 8:59 pm
Replies: 6
by Faisal Nazeer » Sun Jun 26, 2022 9:40 pm

6 Replies

36 Views

Last post by Faisal Nazeer
Mon Jun 27, 2022 8:59 pm
Chemical formula and material nameفرمول شیمیایی و نام مواد

Last post by ChenBeier « Sat Jun 25, 2022 9:28 am
Replies: 1
by Leily » Sat Jun 25, 2022 4:59 am

1 Replies

36 Views

Last post by ChenBeier
Sat Jun 25, 2022 9:28 am
I need help with finding molar ratio

Last post by ndgkhang « Wed Jun 22, 2022 4:54 pm
Replies: 8
by ndgkhang » Mon Jun 20, 2022 10:39 am

8 Replies

108 Views

Last post by ndgkhang
Wed Jun 22, 2022 4:54 pm
Wastewater treatment

Last post by ChenBeier « Wed Jun 22, 2022 1:24 am
Replies: 1
by Engr Azam » Wed Jun 22, 2022 12:03 am

1 Replies

27 Views

Last post by ChenBeier
Wed Jun 22, 2022 1:24 am
Iron

Last post by ChenBeier « Mon Jun 20, 2022 6:56 am
Replies: 1
by tomlib » Mon Jun 20, 2022 6:47 am

1 Replies

30 Views

Last post by ChenBeier
Mon Jun 20, 2022 6:56 am
I need help for this reaction

Last post by ChenBeier « Fri Jun 17, 2022 8:51 am
Replies: 1
by radkotadic » Fri Jun 17, 2022 6:21 am

1 Replies

83 Views

Last post by ChenBeier
Fri Jun 17, 2022 8:51 am
PH

Last post by lidiane « Thu Jun 16, 2022 11:17 am
Replies: 6
by lidiane » Thu Jun 16, 2022 5:23 am

6 Replies

88 Views

Last post by lidiane
Thu Jun 16, 2022 11:17 am
ANYONE CAN TELL HOW TO EXTRACT KNO3 FROM SOIL?

Last post by lifecanbe « Fri Jun 10, 2022 2:34 pm
Replies: 2
by lifecanbe » Fri Jun 10, 2022 2:18 pm

2 Replies

101 Views

Last post by lifecanbe
Fri Jun 10, 2022 2:34 pm
need some help with these questions

Last post by ChenBeier « Thu Jun 09, 2022 12:33 pm
Replies: 1
by eng » Thu Jun 09, 2022 11:24 am

1 Replies

83 Views

Last post by ChenBeier
Thu Jun 09, 2022 12:33 pm
Water and Potassium chloride

Last post by ChenBeier « Tue Jun 07, 2022 2:28 pm
Replies: 3
by IACMar121002 » Tue Jun 07, 2022 6:11 am

3 Replies

131 Views

Last post by ChenBeier
Tue Jun 07, 2022 2:28 pm
Isolation of Molybdenum Metal from MoO3

Last post by ChenBeier « Tue Jun 07, 2022 5:57 am
Replies: 1
by Noblenaga » Mon Jun 06, 2022 9:45 pm

1 Replies

72 Views

Last post by ChenBeier
Tue Jun 07, 2022 5:57 am
Dióxido de Cloro

Last post by fbitan22 « Wed Jun 01, 2022 11:51 am
Replies: 4
by fbitan22 » Wed Jun 01, 2022 7:02 am

4 Replies

170 Views

Last post by fbitan22
Wed Jun 01, 2022 11:51 am
organic chemistry

Last post by ChenBeier « Mon May 30, 2022 11:06 pm
Replies: 3
by lidiane » Sun May 29, 2022 5:21 pm

3 Replies

192 Views

Last post by ChenBeier
Mon May 30, 2022 11:06 pm
Pyridine michael-like addition on nitrogen? (us patent)

Last post by elimination « Mon May 30, 2022 2:16 am
Replies: 4
by elimination » Sun May 29, 2022 11:50 am

4 Replies

202 Views

Last post by elimination
Mon May 30, 2022 2:16 am
How is Ethanol manufactured from Hexane?

Last post by ChenBeier « Sun May 29, 2022 3:10 am
Replies: 1
by Mags88 » Sun May 29, 2022 2:39 am

1 Replies

171 Views

Last post by ChenBeier
Sun May 29, 2022 3:10 am
Solubility product constant

Last post by alexshokz « Fri May 27, 2022 4:21 am
Replies: 4
by Dhamnekar Winod » Wed May 25, 2022 9:43 pm

4 Replies

1517 Views

Last post by alexshokz
Fri May 27, 2022 4:21 am
What is your favorite Periodic Table of Elements?

Last post by ChenBeier « Mon May 23, 2022 12:35 pm
Replies: 5
by JC_Atoms » Fri May 20, 2022 4:12 pm

5 Replies

4072 Views

Last post by ChenBeier
Mon May 23, 2022 12:35 pm
Is writing a book difficult?

Last post by hazelaudrin « Mon May 23, 2022 7:28 am

by hazelaudrin » Mon May 23, 2022 7:28 am

0 Replies

2809 Views

Last post by hazelaudrin
Mon May 23, 2022 7:28 am
Calorimetry

Last post by ChenBeier « Mon May 23, 2022 2:06 am
Replies: 3
by risa » Mon May 23, 2022 12:58 am

3 Replies

1873 Views

Last post by ChenBeier
Mon May 23, 2022 2:06 am
EXTENDED PERIODIC TABLE/the electron multiverse

Last post by ChenBeier « Sun May 22, 2022 2:39 am
Replies: 2
by sunshaker » Thu Feb 07, 2013 2:04 pm

2 Replies

5561 Views

Last post by ChenBeier
Sun May 22, 2022 2:39 am
Entropy of the universe

Last post by RedAmid « Sat May 14, 2022 5:22 am
Replies: 4
by Axel » Tue Apr 19, 2022 2:54 am

4 Replies

12628 Views

Last post by RedAmid
Sat May 14, 2022 5:22 am
Need help with a basic oxysalt

Last post by ChenBeier « Fri May 13, 2022 4:30 am
Replies: 1
by Ecanu » Thu May 12, 2022 6:56 pm

1 Replies

6890 Views

Last post by ChenBeier
Fri May 13, 2022 4:30 am
SOS with equilibrium constant when Volume changed

Last post by ChenBeier « Thu May 12, 2022 5:18 am
Replies: 1
by johnnysuomi » Thu May 12, 2022 4:13 am

1 Replies

6875 Views

Last post by ChenBeier
Thu May 12, 2022 5:18 am
Need your help with Volume & PH of solutions

Last post by ChenBeier « Thu May 12, 2022 4:51 am
Replies: 1
by johnnysuomi » Thu May 12, 2022 4:17 am

1 Replies

6932 Views

Last post by ChenBeier
Thu May 12, 2022 4:51 am
stoichiometry

Last post by ChenBeier « Wed May 11, 2022 11:27 pm
Replies: 1
by alvaromiro » Wed May 11, 2022 7:12 pm

1 Replies

6874 Views

Last post by ChenBeier
Wed May 11, 2022 11:27 pm
Product synthesis

Last post by ChenBeier « Mon May 09, 2022 12:35 pm
Replies: 3
by chemanon » Mon May 09, 2022 11:26 am

3 Replies

7957 Views

Last post by ChenBeier
Mon May 09, 2022 12:35 pm
Standard Free energy of hydration

Last post by César Vásquez « Mon May 09, 2022 12:17 pm

by César Vásquez » Mon May 09, 2022 12:17 pm

0 Replies

11601 Views

Last post by César Vásquez
Mon May 09, 2022 12:17 pm
Electrolysis

Last post by ChenBeier « Sun May 08, 2022 7:32 am
Replies: 5
by Neon » Fri May 06, 2022 5:52 am

5 Replies

8597 Views

Last post by ChenBeier
Sun May 08, 2022 7:32 am
Normality question

Last post by ChenBeier « Sat May 07, 2022 1:47 am
Replies: 3
by Dhamnekar Winod » Fri May 06, 2022 4:36 am

3 Replies

8168 Views

Last post by ChenBeier
Sat May 07, 2022 1:47 am
Copper nitrate from copper sulfate & calcium nitrate

Last post by O'Regan3 « Tue May 03, 2022 4:07 am
Replies: 7
by O'Regan3 » Tue May 03, 2022 1:52 am

7 Replies

9633 Views

Last post by O'Regan3
Tue May 03, 2022 4:07 am
C5H8 combustion

Last post by Viertelstein « Tue May 03, 2022 2:09 am
Replies: 7
by Viertelstein » Sat Apr 02, 2022 7:57 am

7 Replies

8819 Views

Last post by Viertelstein
Tue May 03, 2022 2:09 am
How to make singlet oxygen in vitro

Last post by ChenBeier « Fri Apr 29, 2022 12:16 am
Replies: 1
by undyne » Thu Apr 28, 2022 9:08 pm

1 Replies

6062 Views

Last post by ChenBeier
Fri Apr 29, 2022 12:16 am
influence of HCl on the aqueous solution of H2S

Last post by spps « Thu Apr 28, 2022 2:50 am
Replies: 18
by spps » Tue Apr 26, 2022 7:28 pm
1

2
18 Replies

14832 Views

Last post by spps
Thu Apr 28, 2022 2:50 am
Is there a solvent to dissolve nickel but not brass?

Last post by ChenBeier « Wed Apr 27, 2022 1:40 pm
Replies: 1
by JustAskin » Wed Apr 27, 2022 1:21 pm

1 Replies

6057 Views

Last post by ChenBeier
Wed Apr 27, 2022 1:40 pm
Redox balancing

Last post by chiraldude « Mon Apr 25, 2022 3:26 am
Replies: 4
by chiraldude » Mon Apr 25, 2022 1:25 am

4 Replies

6875 Views

Last post by chiraldude
Mon Apr 25, 2022 3:26 am
Mixture of gasses and Law

Last post by ChenBeier « Sat Apr 23, 2022 3:08 am
Replies: 1
by Niñafaith » Fri Apr 22, 2022 7:39 pm

1 Replies

6173 Views

Last post by ChenBeier
Sat Apr 23, 2022 3:08 am
Stoichiometry - calculation problem

Last post by ned_yas « Wed Apr 20, 2022 12:27 pm
Replies: 6
by ned_yas » Wed Apr 20, 2022 10:35 am

6 Replies

7573 Views

Last post by ned_yas
Wed Apr 20, 2022 12:27 pm
Thermochemistry Help

Last post by MP206 « Tue Apr 19, 2022 3:59 pm
Replies: 2
by MP206 » Tue Apr 19, 2022 10:31 am

2 Replies

6264 Views

Last post by MP206
Tue Apr 19, 2022 3:59 pm
Balanceamento da equação

Last post by ChenBeier « Tue Apr 19, 2022 8:08 am
Replies: 1
by Carla maina » Tue Apr 19, 2022 6:38 am

1 Replies

5989 Views

Last post by ChenBeier
Tue Apr 19, 2022 8:08 am
Balance the Reaction

Last post by ChenBeier « Mon Apr 18, 2022 12:12 pm
Replies: 5
by Abuzar Shahid » Sun Apr 17, 2022 10:32 pm

5 Replies

7567 Views

Last post by ChenBeier
Mon Apr 18, 2022 12:12 pm
Determine o Nox

Last post by lidiane « Sun Apr 17, 2022 10:31 am
Replies: 8
by lidiane » Sat Apr 16, 2022 7:49 am

8 Replies

8355 Views

Last post by lidiane
Sun Apr 17, 2022 10:31 am
Balanceamento por oxirredução

Last post by lidiane « Sat Apr 16, 2022 1:15 pm
Replies: 5
by lidiane » Fri Apr 15, 2022 2:32 pm

5 Replies

7483 Views

Last post by lidiane
Sat Apr 16, 2022 1:15 pm
Explanation required for 'AmmoniaConcentration' package in 'R'

Last post by Dhamnekar Winod « Sat Apr 16, 2022 5:24 am

by Dhamnekar Winod » Sat Apr 16, 2022 5:24 am

0 Replies

12197 Views

Last post by Dhamnekar Winod
Sat Apr 16, 2022 5:24 am
Mineral Ash

Last post by ChenBeier « Thu Apr 14, 2022 10:14 am
Replies: 1
by z a b » Thu Apr 14, 2022 7:01 am

1 Replies

6176 Views

Last post by ChenBeier
Thu Apr 14, 2022 10:14 am
Stoichiometry

Last post by ChenBeier « Mon Apr 11, 2022 10:39 pm
Replies: 1
by brwhite » Mon Apr 11, 2022 7:30 pm

1 Replies

6190 Views

Last post by ChenBeier
Mon Apr 11, 2022 10:39 pm
HELLO I NEED HELP ASAP

Last post by ChenBeier « Sat Apr 09, 2022 1:48 am
Replies: 1
by lalalal19721304 » Fri Apr 08, 2022 5:01 pm

1 Replies

6337 Views

Last post by ChenBeier
Sat Apr 09, 2022 1:48 am
Chemistry packages in 'R'

Last post by Dhamnekar Winod « Fri Apr 08, 2022 9:21 am

by Dhamnekar Winod » Fri Apr 08, 2022 9:21 am

0 Replies

12210 Views

Last post by Dhamnekar Winod
Fri Apr 08, 2022 9:21 am

New Topic

5059 topics

Page 1 of 102
- Jump to page:
1
2
3
4
5
…
102
Next

Return to Board Index

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum