Problem of the Week Archive
Collection of all our problem of the week threads. |
668 Posts |
Last post by Borek |
Subject / Started by | Replies / Views | Last post | ||
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Stoichiometry calculator
Started by Borek | Last post by wildfyr December 31, 2018, 02:39:30 PM |
3 Replies
69218 Views |
December 31, 2018, 02:39:30 PM by wildfyr |
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caesium-133
Started by duuude | Last post by duuude March 18, 2007, 11:42:01 AM |
0 Replies
4479 Views |
March 18, 2007, 11:42:01 AM by duuude |
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Electrolysis
Started by Violet89 | Last post by iamback May 08, 2013, 10:59:45 PM |
2 Replies
4181 Views |
May 08, 2013, 10:59:45 PM by iamback |
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(Preparation of solutions and dilutions)
Started by tm975 | Last post by Borek February 29, 2012, 03:48:57 AM |
4 Replies
6234 Views |
February 29, 2012, 03:48:57 AM by Borek |
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A 0.50 mol sample of oxygen gas is confined a 0° C in a cylinder. The initial p
Started by Bjc51192 | Last post by opti384 March 08, 2011, 11:00:33 PM |
1 Replies
9977 Views |
March 08, 2011, 11:00:33 PM by opti384 |
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A 35.0mL sample of 0.150M Acetic Acid is titrated with 0.150M NaOH solution.
Started by unsavedhero | Last post by DrCMS March 17, 2014, 05:14:55 AM |
9 Replies
11873 Views |
March 17, 2014, 05:14:55 AM by DrCMS |
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AAS prac sample prep question
Started by PaintYourFuture | Last post by PaintYourFuture March 31, 2012, 01:51:48 AM |
2 Replies
4389 Views |
March 31, 2012, 01:51:48 AM by PaintYourFuture |
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Atomic Mass Question
Started by dshipp17 | Last post by dshipp17 June 11, 2017, 05:36:21 PM |
2 Replies
4626 Views |
June 11, 2017, 05:36:21 PM by dshipp17 |
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buffer solution
Started by Ibin-Huan | Last post by Borek July 03, 2012, 03:03:46 PM |
2 Replies
4756 Views |
July 03, 2012, 03:03:46 PM by Borek |
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Chemical reactions/acid base reactions help on questions i got wrong, please
Started by sam12103 | Last post by djiang87 October 14, 2009, 06:23:59 PM |
2 Replies
5724 Views |
October 14, 2009, 06:23:59 PM by djiang87 |
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Condensation Polymerisation help, question in description
Started by mynameisbobbyj | Last post by Borek May 13, 2012, 05:13:11 AM |
6 Replies
6247 Views |
May 13, 2012, 05:13:11 AM by Borek |
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Coordination Polymerisation
Started by Clanouper | Last post by Clanouper November 07, 2014, 03:28:46 AM |
0 Replies
3157 Views |
November 07, 2014, 03:28:46 AM by Clanouper |
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describing bond between elements..
Started by transgalactic | Last post by TheJoker January 28, 2009, 06:58:24 PM |
4 Replies
6767 Views |
January 28, 2009, 06:58:24 PM by TheJoker |
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Does heating water to say 50 degrees celcius make it more acidic or more basic?
Started by jubba | Last post by charco September 19, 2005, 05:14:14 PM |
7 Replies
12987 Views |
September 19, 2005, 05:14:14 PM by charco |
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electrochemistry question i need help with
Started by portugal | Last post by Borek August 26, 2007, 03:45:04 AM |
5 Replies
4873 Views |
August 26, 2007, 03:45:04 AM by Borek |
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