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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, 12:34:32 AM
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Stoichiometry calculator Borek 2 20490 Last post January 06, 2015, 04:01:01 AM
by Borek
MOVED: I have questions specifically about CLEP Chemistry exam sjb 0 61 Last post Yesterday at 08:07:48 PM
by sjb
MOVED: chlorhexidine gluconate color change billnotgatez 0 101 Last post August 10, 2018, 06:22:53 AM
by billnotgatez
stronger acid/base vs weaker acid base jamessteele 0 147 Last post August 01, 2018, 08:30:29 PM
by jamessteele
Density of a gas at a given RH and temperature 741 13 1045 Last post July 31, 2018, 09:19:13 AM
by Borek
comparing possible molecular formulas cnv22 2 296 Last post July 29, 2018, 10:45:46 PM
by mjc123
Density of gas mixture 741 2 413 Last post July 18, 2018, 09:15:24 PM
by 741
How To Interpret Hetp From Rate-Based Simulation? hpsolcenter 0 336 Last post July 17, 2018, 10:13:59 AM
by hpsolcenter
Hey, can you guys tell me the name/author of this college chemistry workbook? nso12 1 414 Last post July 16, 2018, 10:39:18 PM
by sjb
iodometric or iodimetric?? tr75 1 345 Last post July 16, 2018, 03:38:14 AM
by chenbeier
Exothermic or Endothermic? MurderousTreeNut 3 518 Last post July 12, 2018, 09:16:14 AM
by Babcock_Hall
classical cell potential question Bor 3 479 Last post July 12, 2018, 02:57:42 AM
by mjc123
*Help* Production of H2S? bungchung 1 474 Last post July 11, 2018, 11:16:31 PM
by chenbeier
Lattice energy, as it relates to solubility floridagirl 7 33343 Last post July 09, 2018, 04:31:34 AM
by Enthalpy
chlorhexidine louler 1 2645 Last post July 08, 2018, 05:57:42 PM
by echo_xianveda
Alcohol to Amine conversion Who_ate_my_cat 4 589 Last post July 08, 2018, 11:40:27 AM
by wildfyr
Electrolysis of Salt water with aluminium anodes lordofdarkness 7 11185 Last post July 06, 2018, 09:02:48 AM
by Borek
How to find the volumes needed to mix two solutions from molarity and density? Knighteres 1 636 Last post July 01, 2018, 12:38:03 AM
by chenbeier
Questions about hydrogen peroxide and what makes a "good" oxidizing agent Gradient 2 758 Last post June 26, 2018, 11:22:54 AM
by Babcock_Hall
Urea Kim-Geum 1 563 Last post June 25, 2018, 08:50:16 AM
by chenbeier
Is photocatalysis of volatile organic compound always produce H, O, and C only? Venyaceleste 1 567 Last post June 24, 2018, 03:29:55 AM
by Arkcon
Mixing 4% NaOH + 5%NaOCl ebuzz168 4 764 Last post June 21, 2018, 11:30:05 AM
by OrganicDan96
MOVED: Comparing Sn2 and E2 when the base/nucleophile strength changes wildfyr 0 495 Last post June 21, 2018, 06:24:17 AM
by wildfyr
Aquatic Ammonia Neutralizers Fish4Fun 3 719 Last post June 20, 2018, 09:25:48 AM
by Fish4Fun
MOVED: Evaluating whether or not vapour from substance is hazardous. Borek 0 512 Last post June 19, 2018, 09:04:26 AM
by Borek
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