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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
51833 Views
Last post December 31, 2018, 02:39:30 PM
by wildfyr
Type of Study

Started by skichou | Last post by Babcock_Hall Today at 10:32:36 AM

1 Replies
72 Views
Last post Today at 10:32:36 AM
by Babcock_Hall
Exam Study Guide

Started by Kusho123 | Last post by Kusho123 May 17, 2022, 01:17:20 PM

0 Replies
282 Views
Last post May 17, 2022, 01:17:20 PM
by Kusho123
Deriving K when given free energy/non-standard temp

Started by cormbreb | Last post by Babcock_Hall May 12, 2022, 03:16:43 PM

3 Replies
474 Views
Last post May 12, 2022, 03:16:43 PM
by Babcock_Hall
Thermodynamic Question Help

Started by bananaboat | Last post by sjb May 08, 2022, 03:21:27 AM

1 Replies
705 Views
Last post May 08, 2022, 03:21:27 AM
by sjb
Strontium hydroxide in water

Started by miemie | Last post by Orcio_87 May 06, 2022, 06:28:57 PM

2 Replies
628 Views
Last post May 06, 2022, 06:28:57 PM
by Orcio_87
Mysterious Isomer of Bromo-3-methylpentane

Started by mucker973 « 1 2 » | Last post by mjc123 May 06, 2022, 04:54:37 PM

19 Replies
1308 Views
Last post May 06, 2022, 04:54:37 PM
by mjc123
Thermodynamic Question Help

Started by bananaboat | Last post by bananaboat May 04, 2022, 05:47:57 PM

2 Replies
696 Views
Last post May 04, 2022, 05:47:57 PM
by bananaboat
Balancing Cr with H+

Started by dogman | Last post by dogman May 01, 2022, 12:11:43 PM

8 Replies
942 Views
Last post May 01, 2022, 12:11:43 PM
by dogman
Question about mass percentage in a mixture

Started by Smileylover1 | Last post by Smileylover1 April 29, 2022, 05:30:13 PM

5 Replies
895 Views
Last post April 29, 2022, 05:30:13 PM
by Smileylover1
Hg - water contamination

Started by xshadow | Last post by Borek April 25, 2022, 08:24:33 AM

1 Replies
761 Views
Last post April 25, 2022, 08:24:33 AM
by Borek
Synthesis of Benzimidazole

Started by tinypeach | Last post by tinypeach April 20, 2022, 06:14:47 AM

3 Replies
895 Views
Last post April 20, 2022, 06:14:47 AM
by tinypeach
Pyrimidine SnAr reactions

Started by tombarret | Last post by tombarret April 19, 2022, 11:07:25 AM

0 Replies
693 Views
Last post April 19, 2022, 11:07:25 AM
by tombarret
Sulfate conversions

Started by emsioc | Last post by Borek April 19, 2022, 02:53:17 AM

3 Replies
833 Views
Last post April 19, 2022, 02:53:17 AM
by Borek
help with question on serial dilutions with ethanol

Started by jennacat | Last post by Aldebaran April 18, 2022, 07:53:40 AM

1 Replies
718 Views
Last post April 18, 2022, 07:53:40 AM
by Aldebaran
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