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Illegal/Dangerous Activities: Explicit "how to" discussions of illegal and/or dangerous activities, or posts...
Jul31-07 05:03 PM
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chemical, latex, typeset Sticky Thread Pinned: Chemical LaTeX typeset ( 1 2 3 ... Last)
Physicsforums now has a very cool feature, which enables complex typesetting for formulas or equations! A tutorial...
Jul7-13 04:53 PM
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chemistry, websites Sticky Thread Pinned: Good chemistry websites ( 1 2 3 ... Last)
I think that these links can be interesting: PeriodicTable:
Jan9-14 11:09 AM
113 126,392
Why do we use alcoholic Ammonia not Ammonia only or aqueous ammonia while using it to treat haloalkanes to form...
Oct12-04 10:20 PM
4 1,315
I need to write the NIE for these: 1. "0.1M lead nitrate, Pb\left(NO_3\right)_2 and 1.0M sodium chloride, NaCl." ...
Sep19-05 11:12 PM
5 8,197
Does anyone here know of a good site explaining d_{xy}, d_{x^{2}-y^{2}}, etc. orbitals?
May1-07 05:09 PM
1 1,998
I know its a rather simple question but if you think about it, it requires much knowledge of d orbital. Is there an...
Apr15-08 02:40 AM
1 41,393
This is driving me insane:----- What is the difference between a combustible substance and a supporter of...
Apr19-13 08:25 AM
5 1,342
I came across this question and I don't understand how to approach it. Write balanced equations to show the formation...
Jul3-07 09:15 PM
1 1,890
I am taking this correspondence course, i ran into this question and I think i know the answer but i'm not sure. Why...
Jul3-07 09:21 PM
1 3,931
I do not understand how to balance these oxidation reduction equations. These equations seem really complicated, I...
Jul3-07 09:17 PM
1 1,848
Sir, What is the general formula to find the ionization energy of elements?
Mar5-06 08:42 PM
1 2,280
Hi there. I'm new to the forums, a freshman in college, and mainly asking this for the sake of understanding. Why...
Apr24-09 01:19 AM
0 1,254
I have a question about the derivation of the formula for relation between Specific Conductance and Equivalent...
Mar18-14 08:16 AM
5 398 How could I know the hybridization type in such a question
Aug24-13 02:05 PM
12 1,268
does any1 know where i can get a spider diagram for as level chemisry, like the reactions between different organic...
Jan16-05 08:30 PM
4 3,327
So, let's say we have an elementary reaction: 2A --> C The rate of this reaction is (according to IUPAC:...
Nov21-10 06:45 AM
4 2,575
So, in my thermo book, it says that the gibbs free energy change of a reaction is the free energy received by the...
Dec31-11 11:59 AM
5 2,458
Hi, Can anyone help derive the rate law for the Eigen wilkins reaction mechanism? The derivation in the wikipedia...
Jan29-12 03:26 AM
2 1,461
There are a lot of denaturants employed in denatured spirits plants. Please help me identify incompatible alcohol...
Jul30-11 04:39 AM
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Hello, My question is regarding a reaction with KI with some chemical in tap water. Today I was working on a lab...
Aug10-12 03:30 AM
Simon Bridge
1 828
I don't understand how a handful of single wavelength absorptions could be enough to profoundly alter the colour of...
May3-11 03:35 AM
14 1,240
I'm a bit confused about how the d block elements form coordination complexes. Cobalt for example. It has 7 d...
May2-11 05:17 PM
2 1,127
I keep coming across references to the Kepert model or Kepert theory but cant find an explanation to what it is. Is...
May2-11 10:25 PM
0 1,764
In this diagram...
May7-11 03:59 PM
3 2,364
I'm good at visual thinking so I find VSEPR theory and valence bond theory easy to understand but I'm having trouble...
May9-11 06:39 PM
7 3,019
In my lecture notes the symmetry elements for XeF4 are listed as:
May7-11 04:36 PM
2 1,995
According to the character table for the C3v point group there are 2 C3 rotation axes along the z axis. How are there...
May15-11 10:36 AM
11 5,171
Heres the reducible representation made by counting the number of bonds left unchanged by each symmetry operation of...
May14-11 11:02 PM
1 2,653
I'm in my 3rd year of a chemistry course so its fairly ridiculous that I can't balance equations. I can balance simple...
Aug24-11 02:31 PM
10 2,378
Heres the question: and heres the Van't Hoff equation (the form...
Aug24-11 08:59 PM
1 3,177
On an exam I got this question: but at the time I had no...
Aug24-11 03:08 PM
2 1,942
Where do catalysts come into rate laws? For example in this question:...
Aug25-11 05:32 AM
0 1,624
Folks- Need some advice. We purchased a great deal of Polybutene product in steel square containers (approx...
Jul20-09 08:05 AM
4 2,200
if there is 53.2g of Na and 65.8g of Cl, what is the limiting reactant and Theoretical Yield of NaCl2? what is the...
Feb28-11 01:11 AM
1 1,645
Can anyone plz explain what inert pair effect is in a simple way?
Jul26-12 07:08 AM
0 830
Hi everyone, i am a new member here. I really liked this web site and i would like to thank everyone who's registered...
Jun7-06 10:50 AM
6 2,027
Hello everyone. here i come back again. I have a homework question that i really need help with. the question says:...
May15-05 02:19 PM
6 1,274
I'm trying to create an excel spreadsheet that plots radial distribution functions for the 3s orbital of hydrogen for...
Dec2-04 10:58 PM
1 3,468
Any help would be greatly appreciated. and ...
Sep23-05 09:24 PM
An Anomaly
3 1,802
Hey guys, I am a graduate of UC Berkeley taking steps to relearn chemistry, physics, and mathematics. I can assist...
Jan3-12 04:18 AM
3 1,534
What would happen if I trawled one of the oceans garbage patches (say the great pacific or atlantic garbage patches)...
May9-13 04:14 AM
3 706
somebody who can help me to answer this question.thanks a lot. CALCULATE THE CONCERNTRATION OF THE RESULTING...
Jun25-04 08:21 AM
1 1,077

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