Problem of the Week Archive
Collection of all our problem of the week threads. |
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Last post by Borek |
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Stoichiometry calculator
Started by Borek | Last post by wildfyr December 31, 2018, 02:39:30 PM |
3 Replies
41482 Views |
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Где заказать полиграфию?
Started by toongili | Last post by toongili Today at 01:37:03 AM |
0 Replies
6 Views |
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Fractional distillation
Started by JayZiyC | Last post by AWK January 23, 2021, 08:00:16 AM |
1 Replies
97 Views |
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How to micronize magnetite powder?
Started by nontony | Last post by nontony October 24, 2020, 03:08:10 PM |
0 Replies
107 Views |
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Calculator finished, but How do I add additional acids with the H+ /OH- change
Started by born2dive00 | Last post by born2dive00 December 05, 2020, 11:25:22 AM |
0 Replies
111 Views |
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Stable and anhydrous form of waste Na2SO4?
Started by metallurgy | Last post by metallurgy January 06, 2021, 09:26:16 AM |
0 Replies
112 Views |
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chemsketch : how to use abbreviations like "Ph" "OMe" ecc
Started by xshadow | Last post by xshadow October 05, 2020, 02:52:54 PM |
0 Replies
121 Views |
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The solubility of salts of weak acids like phosphates increases at lower pH.
Started by Win,odd Dhamnekar | Last post by Win,odd Dhamnekar December 05, 2020, 01:17:49 PM |
0 Replies
124 Views |
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how to predict redox potentials of Fe-Alg complexes?
Started by Petorin | Last post by Petorin October 23, 2020, 07:27:32 AM |
0 Replies
126 Views |
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Question about Organoboranes and their structures
Started by Methanenitrile1 | Last post by Methanenitrile1 January 05, 2021, 11:34:01 AM |
0 Replies
126 Views |
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Ionization energy: metal transition 1 and 2 series
Started by xshadow | Last post by xshadow January 19, 2021, 03:52:47 PM |
0 Replies
131 Views |
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MOVED: Organic chemistry
Started by sjb | Last post by sjb September 20, 2020, 02:55:19 AM |
0 Replies
133 Views |
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Is Methylmercury still in use nowadays?
Started by BubbaDemiri | Last post by BubbaDemiri December 04, 2020, 07:52:03 AM |
0 Replies
135 Views |
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a Kp problem from an exam
Started by LucaZombini | Last post by LucaZombini September 07, 2020, 04:06:07 AM |
0 Replies
137 Views |
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Problem on anodizing stainless steel
Started by vermutung2 | Last post by vermutung2 November 11, 2020, 06:58:21 AM |
0 Replies
137 Views |
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