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Problem of the Week Archive

Collection of all our problem of the week threads.

667 Posts
57 Topics

Last post by Borek
in Re: Not a problem of the...
on November 19, 2017, 06:34:32 AM

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Stoichiometry calculator

Started by Borek | Last post by KristinW March 12, 2019, 09:57:01 AM

4 Replies
31997 Views
Last post March 12, 2019, 09:57:01 AM
by KristinW
caesium-133

Started by duuude | Last post by duuude March 18, 2007, 11:42:01 AM

0 Replies
2573 Views
Last post March 18, 2007, 11:42:01 AM
by duuude
Electrolysis

Started by Violet89 | Last post by iamback May 08, 2013, 10:59:45 PM

2 Replies
2005 Views
Last post May 08, 2013, 10:59:45 PM
by iamback
(Preparation of solutions and dilutions)

Started by tm975 | Last post by Borek February 29, 2012, 03:48:57 AM

4 Replies
3545 Views
Last post February 29, 2012, 03:48:57 AM
by Borek
1 Replies
5796 Views
Last post March 08, 2011, 11:00:33 PM
by opti384
9 Replies
7636 Views
Last post March 17, 2014, 05:14:55 AM
by DrCMS
AAS prac sample prep question

Started by PaintYourFuture | Last post by PaintYourFuture March 31, 2012, 01:51:48 AM

2 Replies
2027 Views
Last post March 31, 2012, 01:51:48 AM
by PaintYourFuture
Atomic Mass Question

Started by dshipp17 | Last post by dshipp17 June 11, 2017, 05:36:21 PM

2 Replies
1750 Views
Last post June 11, 2017, 05:36:21 PM
by dshipp17
buffer solution

Started by Ibin-Huan | Last post by Borek July 03, 2012, 03:03:46 PM

2 Replies
2161 Views
Last post July 03, 2012, 03:03:46 PM
by Borek
2 Replies
3538 Views
Last post October 14, 2009, 06:23:59 PM
by djiang87
Condensation Polymerisation help, question in description

Started by mynameisbobbyj | Last post by Borek May 13, 2012, 05:13:11 AM

6 Replies
3145 Views
Last post May 13, 2012, 05:13:11 AM
by Borek
Coordination Polymerisation

Started by Clanouper | Last post by Clanouper November 07, 2014, 03:28:46 AM

0 Replies
1147 Views
Last post November 07, 2014, 03:28:46 AM
by Clanouper
describing bond between elements..

Started by transgalactic | Last post by TheJoker January 28, 2009, 06:58:24 PM

4 Replies
3943 Views
Last post January 28, 2009, 06:58:24 PM
by TheJoker
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
9352 Views
Last post September 19, 2005, 05:14:14 PM
by charco
electrochemistry question i need help with

Started by portugal | Last post by Borek August 26, 2007, 03:45:04 AM

5 Replies
2286 Views
Last post August 26, 2007, 03:45:04 AM
by Borek
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