Sciencemadness Discussion Board
Not logged in [Login - Register]
Go To Bottom

Search
[Next Page]
The Short Questions Thread (4)
Anyone have a good source of ninhydrin (I gave up trying to obtain the materials to synthesize it)? ...
20-10-2017 at 21:01
by: ninhydric1
We should start a petition to remove iodine as a List I drug precursor in the US
DXM is used in numerous OTC cough syrups where I live (West Coast).
19-10-2017 at 21:01
by: ninhydric1
We should start a petition to remove iodine as a List I drug precursor in the US
Surprisingly I can't find any OTC pseudoephedrine, they've all been replaced with either phenylephed ...
19-10-2017 at 20:48
by: ninhydric1
Thoughts about Oxilofrin/Methyl-Synephrin/
If this post is about illegal drug production, then sorry, such topics aren't accepted here. This is ...
16-10-2017 at 08:54
by: ninhydric1
Inhibitors used in hardware store sulfuric acid - would they interfere with dehydration reactions?
If you're afraid that the organic ones might interfere, add a few mL (slowly) of 30% hydrogen peroxi ...
15-10-2017 at 09:55
by: ninhydric1
latest glassware purchase
Interesting uses. So I'll have a 25 and 50 mL burette now. That's nice.
14-10-2017 at 17:43
by: ninhydric1
Separation of Thiourea from Sulfamic Acid
Upon acquiring Tarn-X from my nearby Home Depot, I have tried to plan a separation of the two substa ...
12-10-2017 at 20:02
by: ninhydric1
Will nickel(II) hydroxide react with sodium hypochlorite or hydroxide?
Oh, my mistake then. Chromium chemistry can be a bit confusing :(.
12-10-2017 at 17:58
by: ninhydric1
latest glassware purchase
Recently bought a 24/29 distillation apparatus and a 125 mL 24/29 separatory funnel in order to delv ...
11-10-2017 at 17:46
by: ninhydric1
Thionyl chloride -- would this work?
Try calculating the entropy and the Gibbs free energy. Then, calculate a temperature (if possible) a ...
11-10-2017 at 15:03
by: ninhydric1
Will nickel(II) hydroxide react with sodium hypochlorite or hydroxide?
Chromates are chromites, just that chromate is the more common and more widely used nomenclature. So ...
11-10-2017 at 14:59
by: ninhydric1
Will nickel(II) hydroxide react with sodium hypochlorite or hydroxide?
Nickel hydroxide shouldn't dissolve in NaOH solution, but chromium hydroxide will react with NaOH to ...
11-10-2017 at 07:54
by: ninhydric1
C2H5OH
This is a simple high school chemistry question.

mass (g)/molar mass (g/mol)=moles (mol)

moles ...
11-10-2017 at 07:50
by: ninhydric1
Bismuth powder melting
If you have a hot enough blowtorch, the oxide can be easily converted back to the bismuth metal with ...
11-10-2017 at 07:48
by: ninhydric1
Beginner in crystal growth
If you have access to potassium nitrate you can grow needle like crystals too.
10-10-2017 at 08:23
by: ninhydric1
Thermolysis of Formates
Decomposing calcium formate at high temperatures yields formaldehyde gas.
9-10-2017 at 16:05
by: ninhydric1
40% formaldehyde solution from paraformaldehyde?
Destructive dry distillation of paraformaldehyde yields the gas; heating paraformaldehyde in water p ...
9-10-2017 at 16:03
by: ninhydric1
Best of SM
I laughed my ass off at this one:
http://www.sciencemadness.org/talk/viewthread.php?tid=75541#pid48 ...
8-10-2017 at 18:21
by: ninhydric1
The Short Questions Thread (4)
Which sulfamate salts are insoluble in water?
6-10-2017 at 19:44
by: ninhydric1
Locating Nitric acid
If you have access to ammonium nitrate, you can react it with aqueous calcium hydroxide (EDIT: forme ...
4-10-2017 at 07:34
by: ninhydric1
Inorganic Mechanism or ?
Here is the reference that the reaction can work:
http://www.sciencemadness.org/talk/viewthread.php ...
1-10-2017 at 13:26
by: ninhydric1
Inorganic Mechanism or ?
Additional energy as in activation energy. My mistake.
1-10-2017 at 10:27
by: ninhydric1
Inorganic Mechanism or ?
That reaction is actually possible at high temperature. Calculate the enthalpy and you will see it r ...
30-9-2017 at 18:44
by: ninhydric1
Inorganic Mechanism or ?
Some are impossible if you calculate the enthalpy, entropy, and Gibbs-free energy of the reaction. T ...
26-9-2017 at 15:48
by: ninhydric1
Preserving Chemistry Channels
Really? I've never subscribed to explosions and fire, but I did watch a few of his videos. Some pret ...
24-9-2017 at 19:42
by: ninhydric1
[Next Page]

  Go To Top