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spik calculation

Started by sasi1 | Last post by Borek February 01, 2019, 12:19:04 PM

1 Replies
1539 Views
Last post February 01, 2019, 12:19:04 PM
by Borek
Train

Started by henlo | Last post by Borek March 05, 2019, 06:37:21 PM

1 Replies
995 Views
Last post March 05, 2019, 06:37:21 PM
by Borek
Dissociation degree calculation from Ka1 Ka2 and H+

Started by willy.Jonathan.12 | Last post by Borek September 02, 2014, 06:16:01 PM

1 Replies
3356 Views
Last post September 02, 2014, 06:16:01 PM
by Borek
USNCO National Exam 2003 problem 43

Started by cjby69 | Last post by cjby69 January 10, 2016, 05:18:59 PM

2 Replies
4114 Views
Last post January 10, 2016, 05:18:59 PM
by cjby69
Chemistry Olympiad

Started by XGen | Last post by XGen January 10, 2012, 06:59:23 PM

2 Replies
6155 Views
Last post January 10, 2012, 06:59:23 PM
by XGen
Tricky Acid base question

Started by sn1sn2e1e2 | Last post by sn1sn2e1e2 April 19, 2014, 05:29:01 PM

2 Replies
4026 Views
Last post April 19, 2014, 05:29:01 PM
by sn1sn2e1e2
source of inorganic chemistry problems?

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

2 Replies
6187 Views
Last post September 11, 2016, 11:44:04 PM
by Vidya
strong acid determination using Ka concepts

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

2 Replies
3615 Views
Last post December 02, 2014, 01:23:55 AM
by unsu
Electron Affinity Series

Started by sn1sn2e1e2 | Last post by mjc123 March 27, 2014, 09:34:15 AM

2 Replies
2994 Views
Last post March 27, 2014, 09:34:15 AM
by mjc123
Qualifying for Chem Olympiad

Started by Ben Cohen | Last post by XGen April 14, 2012, 02:46:22 PM

2 Replies
3164 Views
Last post April 14, 2012, 02:46:22 PM
by XGen
Olympiad preparation - lab section?

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

2 Replies
5973 Views
Last post September 05, 2006, 12:44:05 PM
by hmx9123
Acid base

Started by T | Last post by T June 11, 2015, 06:11:11 AM

2 Replies
2812 Views
Last post June 11, 2015, 06:11:11 AM
by T
Help with bonding question?

Started by rhiannon red | Last post by Vidya December 04, 2015, 01:08:19 AM

2 Replies
4182 Views
Last post December 04, 2015, 01:08:19 AM
by Vidya
Tips/Tricks for Chemistry SAT?

Started by pocantheses | Last post by Vidya May 30, 2015, 06:18:23 AM

2 Replies
4953 Views
Last post May 30, 2015, 06:18:23 AM
by Vidya
How to prepare for USAChO?

Started by biomiracle | Last post by Olympiad_Tutor January 10, 2013, 10:29:35 AM

2 Replies
6851 Views
Last post January 10, 2013, 10:29:35 AM
by Olympiad_Tutor
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