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Chemistry Olympiad and other competitions

Preparing to Chemistry Olympiad or any other competition? That's the place to ask your question.

762 Posts
122 Topics

Last post by Borek
in Re: buffer solution
on January 27, 2020, 04:52:29 PM

Subject / Started by Last post
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1 Replies
50 Views
Last post Today at 01:47:28 AM
by chenbeier
Calculating the amount of released energy.

Started by armim003 | Last post by Enthalpy Yesterday at 07:02:25 PM

3 Replies
144 Views
Last post Yesterday at 07:02:25 PM
by Enthalpy
Which one is the best reducing agent?

Started by INeedSerotonin | Last post by Borek Yesterday at 04:42:47 PM

3 Replies
74 Views
Last post Yesterday at 04:42:47 PM
by Borek
Subject fit chemistry

Started by Superchr21 | Last post by Enthalpy February 14, 2020, 05:51:26 PM

6 Replies
179 Views
Last post February 14, 2020, 05:51:26 PM
by Enthalpy
Limiting Reagent in an experiment

Started by jcklwy | Last post by Borek February 14, 2020, 05:49:11 PM

3 Replies
154 Views
Last post February 14, 2020, 05:49:11 PM
by Borek
Calculating number of grams of solute from molal concentration

Started by DilutedBrain « 1 2 » | Last post by MNIO February 14, 2020, 05:43:25 PM

16 Replies
284 Views
Last post February 14, 2020, 05:43:25 PM
by MNIO
I think I'm misinformed on what chemical energy is, help me out?

Started by Nedgy | Last post by Enthalpy February 14, 2020, 02:21:07 PM

4 Replies
127 Views
Last post February 14, 2020, 02:21:07 PM
by Enthalpy
Oxidation number of fluorine in HOF compound

Started by Sameer16092005 | Last post by AWK February 14, 2020, 02:29:19 AM

1 Replies
93 Views
Last post February 14, 2020, 02:29:19 AM
by AWK
I have some questions about my Buffer lab

Started by oddlysimplestars | Last post by oddlysimplestars February 13, 2020, 08:05:04 PM

0 Replies
51 Views
Last post February 13, 2020, 08:05:04 PM
by oddlysimplestars
How much Lt Oxygen in water

Started by Helly « 1 2 » | Last post by MNIO February 13, 2020, 03:51:57 PM

15 Replies
574 Views
Last post February 13, 2020, 03:51:57 PM
by MNIO
2 Replies
85 Views
Last post February 13, 2020, 03:41:51 PM
by MNIO
Calculating mass of an isotope in AMU

Started by calejone | Last post by calejone February 13, 2020, 11:43:26 AM

3 Replies
117 Views
Last post February 13, 2020, 11:43:26 AM
by calejone
2 solutions mixed

Started by Helly | Last post by MNIO February 12, 2020, 04:59:16 PM

4 Replies
185 Views
Last post February 12, 2020, 04:59:16 PM
by MNIO
Balancing Question

Started by Brain(aq) | Last post by chenbeier February 11, 2020, 10:14:33 AM

1 Replies
91 Views
Last post February 11, 2020, 10:14:33 AM
by chenbeier
"Molar Mass to the mass of a molecule"

Started by Rocco16 | Last post by chenbeier February 10, 2020, 03:42:32 PM

3 Replies
161 Views
Last post February 10, 2020, 03:42:32 PM
by chenbeier
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