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Problem of the Week Archive

Collection of all our problem of the week threads.

669 Posts
58 Topics

Last post by Borek
in Re: Chemistry
on October 12, 2019, 04:03:28 AM

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Stoichiometry calculator

Started by Borek | Last post by wildfyr December 31, 2018, 02:39:30 PM

3 Replies
62992 Views
Last post December 31, 2018, 02:39:30 PM
by wildfyr
Experimental Design

Started by nightmarewing203 | Last post by Borek February 21, 2024, 04:32:00 PM

2 Replies
182 Views
Last post February 21, 2024, 04:32:00 PM
by Borek
Wittig Reaction to form Stilbene Isomers

Started by DmitriMendeleev | Last post by DmitriMendeleev February 18, 2024, 06:15:49 PM

0 Replies
123 Views
Last post February 18, 2024, 06:15:49 PM
by DmitriMendeleev
What is this?

Started by Kamigumi | Last post by Hunter2 February 18, 2024, 11:51:44 AM

1 Replies
123 Views
Last post February 18, 2024, 11:51:44 AM
by Hunter2
What is the pH of a 2.23 M H2SO4 solution? Ka2 (H2SO4) = 1.2 * 10-2

Started by keyag | Last post by Borek February 17, 2024, 03:56:55 AM

1 Replies
176 Views
Last post February 17, 2024, 03:56:55 AM
by Borek
Getting rate second rate of reaction from firs

Started by dzsdgfhjkl | Last post by Aldebaran February 13, 2024, 04:25:12 AM

2 Replies
248 Views
Last post February 13, 2024, 04:25:12 AM
by Aldebaran
2 Arrhenius/Base Identification Questions

Started by keyag | Last post by Borek February 12, 2024, 06:13:35 PM

1 Replies
202 Views
Last post February 12, 2024, 06:13:35 PM
by Borek
Do First Order Equations not care about consistent units?

Started by dzsdgfhjkl | Last post by Borek February 12, 2024, 02:57:57 AM

1 Replies
227 Views
Last post February 12, 2024, 02:57:57 AM
by Borek
Request for Help Concerning 3 Acids & Bases Questions

Started by keyag | Last post by mjc123 February 10, 2024, 04:31:44 PM

3 Replies
263 Views
Last post February 10, 2024, 04:31:44 PM
by mjc123
How many moles

Started by ScienceGeek2005 | Last post by Borek February 07, 2024, 01:43:08 PM

1 Replies
246 Views
Last post February 07, 2024, 01:43:08 PM
by Borek
Assigning R/S descriptor to Enantiomer

Started by Freakylabs4 | Last post by Babcock_Hall February 07, 2024, 10:43:27 AM

3 Replies
289 Views
Last post February 07, 2024, 10:43:27 AM
by Babcock_Hall
If I take 10 mg of Ibotenic acid, will I be poisoned to death?

Started by myheartisblue | Last post by Borek February 02, 2024, 08:05:19 AM

2 Replies
312 Views
Last post February 02, 2024, 08:05:19 AM
by Borek
Molecular Electron Configuration

Started by jgr | Last post by Corribus February 01, 2024, 10:07:37 AM

1 Replies
287 Views
Last post February 01, 2024, 10:07:37 AM
by Corribus
Chemistry Research Topic

Started by zelendipity | Last post by Corribus January 31, 2024, 09:38:01 AM

1 Replies
305 Views
Last post January 31, 2024, 09:38:01 AM
by Corribus
4 Replies
359 Views
Last post January 30, 2024, 02:35:36 PM
by Babcock_Hall
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