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strong acid determination using Ka concepts

Started by iammrhappy | Last post by unsu December 02, 2014, 01:23:55 AM

2 Replies
3825 Views
Last post December 02, 2014, 01:23:55 AM
by unsu
Olympiad preparation - lab section?

Started by IChO2007 | Last post by hmx9123 September 05, 2006, 12:44:05 PM

2 Replies
6274 Views
Last post September 05, 2006, 12:44:05 PM
by hmx9123
Chemical equilibrium

Started by Jai | Last post by Jai August 23, 2014, 03:47:41 PM

7 Replies
6808 Views
Last post August 23, 2014, 03:47:41 PM
by Jai
who we are? *delete me*

Started by Jose Luis Mg | Last post by Arkcon February 21, 2016, 06:43:35 AM

3 Replies
4537 Views
Last post February 21, 2016, 06:43:35 AM
by Arkcon
Baltic Chemistry Competition (online)

Started by Kaspijs | Last post by Kaspijs October 11, 2020, 02:55:06 PM

3 Replies
2067 Views
Last post October 11, 2020, 02:55:06 PM
by Kaspijs
Would anyone be interested in a chemistry olympiad prep discord server?

Started by kimion | Last post by kimion March 03, 2019, 03:46:05 PM

3 Replies
2337 Views
Last post March 03, 2019, 03:46:05 PM
by kimion
Fast method to determine if a compound is polar or non polar

Started by kooryan | Last post by Helly January 24, 2020, 10:51:04 AM

2 Replies
963 Views
Last post January 24, 2020, 10:51:04 AM
by Helly
source of inorganic chemistry problems?

Started by LemonCake | Last post by Vidya September 11, 2016, 11:44:04 PM

2 Replies
6720 Views
Last post September 11, 2016, 11:44:04 PM
by Vidya
book for chemistry Olympiad

Started by lhpVietNam | Last post by lhpVietNam October 30, 2016, 03:22:05 PM

0 Replies
4369 Views
Last post October 30, 2016, 03:22:05 PM
by lhpVietNam
Help with these Olympiad questions?

Started by Loael | Last post by Loael March 16, 2013, 07:43:40 PM

4 Replies
5261 Views
Last post March 16, 2013, 07:43:40 PM
by Loael
Please help me understand fusion.

Started by Loael | Last post by Sunil Simha March 24, 2013, 08:37:42 AM

1 Replies
4052 Views
Last post March 24, 2013, 08:37:42 AM
by Sunil Simha
national problems

Started by momoho « 1 2 » | Last post by Borek June 26, 2014, 04:03:17 PM

15 Replies
9675 Views
Last post June 26, 2014, 04:03:17 PM
by Borek
icho 2014 participants

Started by momoho | Last post by pocantheses October 27, 2014, 10:13:32 PM

3 Replies
4783 Views
Last post October 27, 2014, 10:13:32 PM
by pocantheses
electrochemistry question

Started by momoho | Last post by burlogata December 10, 2014, 04:38:34 PM

10 Replies
8373 Views
Last post December 10, 2014, 04:38:34 PM
by burlogata
chemistry exams

Started by momoho | Last post by Vidya May 30, 2015, 06:20:19 AM

3 Replies
4673 Views
Last post May 30, 2015, 06:20:19 AM
by Vidya
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