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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
42386 Views
Last post December 31, 2018, 02:39:30 PM
by wildfyr
How can I make an ion become bound to another molecule?

Started by Jotaro | Last post by Orcio_Dojek Yesterday at 05:16:30 PM

6 Replies
213 Views
Last post Yesterday at 05:16:30 PM
by Orcio_Dojek
Hydrates Question

Started by jkb2021 | Last post by Borek Yesterday at 03:06:51 PM

7 Replies
198 Views
Last post Yesterday at 03:06:51 PM
by Borek
Orbital Coefficients for CO

Started by Jacobthebus | Last post by Orcio_Dojek Yesterday at 01:35:51 PM

2 Replies
182 Views
Last post Yesterday at 01:35:51 PM
by Orcio_Dojek
Endothermic reactions

Started by buttha | Last post by buttha Yesterday at 07:41:41 AM

0 Replies
47 Views
Last post Yesterday at 07:41:41 AM
by buttha
Water Washing Help. Impurity sticks to the glass

Started by The-Differentiator | Last post by The-Differentiator March 06, 2021, 08:08:35 PM

0 Replies
61 Views
Last post March 06, 2021, 08:08:35 PM
by The-Differentiator
Can I use H NMR assignments to make C NMR assignments?

Started by JoeyBob | Last post by JoeyBob March 06, 2021, 06:27:09 PM

0 Replies
52 Views
Last post March 06, 2021, 06:27:09 PM
by JoeyBob
Neutralisation

Started by Sam1988 | Last post by billnotgatez March 04, 2021, 07:13:10 AM

1 Replies
128 Views
Last post March 04, 2021, 07:13:10 AM
by billnotgatez
decreasing freezing point in solutions as coligative property

Started by mana | Last post by Enthalpy March 03, 2021, 05:21:26 AM

4 Replies
261 Views
Last post March 03, 2021, 05:21:26 AM
by Enthalpy
Structure Elucidation from a H1 NMR Spectrum

Started by kakarot | Last post by kakarot March 02, 2021, 05:44:26 PM

7 Replies
271 Views
Last post March 02, 2021, 05:44:26 PM
by kakarot
4 Replies
155 Views
Last post March 02, 2021, 10:33:16 AM
by ilikeanimals12334
Finding the pH of NaCl dissolved in water

Started by Buddy_123 | Last post by DrCMS March 01, 2021, 11:49:27 AM

11 Replies
637 Views
Last post March 01, 2021, 11:49:27 AM
by DrCMS
Equilibrium constant

Started by Seshie | Last post by Vidya March 01, 2021, 01:21:22 AM

2 Replies
158 Views
Last post March 01, 2021, 01:21:22 AM
by Vidya
Help with Uncertainties

Started by Mint | Last post by Vidya March 01, 2021, 01:18:46 AM

1 Replies
177 Views
Last post March 01, 2021, 01:18:46 AM
by Vidya
Ka Values for Acetic Acid at 50 and 100 degrees celcius

Started by Mint | Last post by AWK February 27, 2021, 11:34:39 AM

1 Replies
156 Views
Last post February 27, 2021, 11:34:39 AM
by AWK
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