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Anyone go to university chemistry seminars? Or view chem department profiles?
[rquote=688759&tid=159978&author=Johanson]PowerPoint presentations by chemistry professors[/ ... |
21-11-2023 at 13:18
by: Neal |
Anyone go to university chemistry seminars? Or view chem department profiles?
This fall I been joining a public university in my city's chemistry seminars, where visiting profess ... |
20-11-2023 at 13:58
by: Neal |
Solubility Chart
Look at how these 2 have similar solubility:
NaCl: 35.8
KCl: 34.24
But with nitrates:
NaNO ... |
16-11-2023 at 06:19
by: Neal |
Anyone ever bought metal–organic framework?
You know I attended a seminar last night on metal-organic frameworks. Was a professor from U of Chic ... |
15-11-2023 at 03:06
by: Neal |
Disinfection of rainwater
[rquote=688519&tid=159949&author=clearly_not_atara]No carbon, no life. If there's stuff livi ... |
11-11-2023 at 22:39
by: Neal |
Azeotropes and eutectic mixtures questions thread.
Azeotropes are:
2 liquids that mixed together that end up having a new bp.
But, the new bp, is ... |
9-11-2023 at 18:41
by: Neal |
Photochromics video, spiropyran.
https://www.reddit.com/r/chemistry/comments/17qsegs/photochromics_magic_made_with_chemistry/
Has ... |
9-11-2023 at 05:28
by: Neal |
Disinfection of rainwater
[rquote=688417&tid=159949&author=j_sum1]In my lab I use rainwater straight from the tap for ... |
7-11-2023 at 20:06
by: Neal |
Disinfection of rainwater
[rquote=688395&tid=159949&author=Rainwater]the bacteria per volume decreased with time.[/rqu ... |
7-11-2023 at 08:07
by: Neal |
Disinfection of rainwater
[rquote=688375&tid=159949&author=Rainwater]Removing all the O2 and CO2 makes it more difficu ... |
6-11-2023 at 17:07
by: Neal |
Disinfection of rainwater
[rquote=688345&tid=159949&author=Neal][rquote=688338&tid=159949&author=SnailsAttack] ... |
4-11-2023 at 07:22
by: Neal |
Disinfection of rainwater
[rquote=688338&tid=159949&author=SnailsAttack]hydrogen peroxide (how effective is this?),
[ ... |
3-11-2023 at 22:59
by: Neal |
chemical production of ozone
From a Northwestern University paper that came out Sept.
And under certain conditions, when NO2 i ... |
3-11-2023 at 17:04
by: Neal |
Amateur Organic Chemistry - theory before practice ?
When I 1st took organic chemistry, I was bored, thinking this is all stuff about for the gasoline in ... |
3-11-2023 at 04:20
by: Neal |
chemical production of ozone
Nobody said anything about a UV-C lamp? At 185 nm. |
1-11-2023 at 01:21
by: Neal |
Has any chemical/pharmaceutical company sued each other before?
[rquote=687523&tid=159874&author=Dr.Bob]When I was in the pharma indurstry, there were const ... |
22-9-2023 at 14:34
by: Neal |
Has any chemical/pharmaceutical company sued each other before?
I'm not talking where a government sues a company (like for toxic pollutants or a recall). But where ... |
21-9-2023 at 19:13
by: Neal |
Crazy Florida man arrested who also happened to have a PhD in chemistry
https://www.youtube.com/watch?v=-IS-SvojnLA
It tells you what chemical he used.
[Edited on 8-28- ... |
27-8-2023 at 17:15
by: Neal |
How do you find the temperature at equilibrium?
[rquote=686618&tid=159769&author=Rainwater]
data taken from https://www.drjez.com/uco/Chem ... |
14-8-2023 at 06:19
by: Neal |
How do you find the temperature at equilibrium?
[rquote=686618&tid=159769&author=Rainwater][code]Formula State Enthalpy (kJ/mol) Entropy (J ... |
14-8-2023 at 06:08
by: Neal |
How do you find the temperature at equilibrium?
[rquote=686496&tid=159769&author=DraconicAcid]It looks like you're dividing the enthalpy of ... |
13-8-2023 at 08:37
by: Neal |
How do you find the temperature at equilibrium?
Does Na "liquid or gas" can react with Cl2 to get NaCl liquid or gas?
Otherwise, I feel no point ... |
9-8-2023 at 17:36
by: Neal |
How do you find the temperature at equilibrium?
[rquote=686503&tid=159769&author=DraconicAcid]Using your numbers, deltaS = 0.072 - (0.051 + ... |
9-8-2023 at 16:13
by: Neal |
How do you find the temperature at equilibrium?
Okay, so 2NaCl should be.
Delta H = 2* -410 - (2*0 + 0) = -820
Delta S = 2*. ... |
9-8-2023 at 14:47
by: Neal |
How do you find the temperature at equilibrium?
[rquote=686494&tid=159769&author=DraconicAcid][rquote=686489&tid=159769&author=Neal] ... |
9-8-2023 at 09:17
by: Neal |
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