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Starch-Iodide Test Papers
Well, glad i tested the papers with the sodium nitrite as suggested.
They react rapidly to NO[sub ... |
15-9-2016 at 12:33
by: aga |
Remote controlled nitration and recrystallization equipment
[rquote=398563&tid=61894&author=The Volatile Chemist]It would be pretty frikkin great to go ... |
15-9-2016 at 11:06
by: aga |
Chemistry Projects
[rquote=461099&tid=69142&author=Sulaiman]then I realised how tedious anhydrous chemistry mus ... |
14-9-2016 at 12:11
by: aga |
Starch-Iodide Test Papers
Sorry, text is such a narrow bandwidth media.
All i meant to convey was concern that i'd missed s ... |
13-9-2016 at 00:42
by: aga |
Starch-Iodide Test Papers
Please explain.
All i got left is to make benzene in order to copy your Congo Red synth from napt ... |
12-9-2016 at 14:44
by: aga |
Starch-Iodide Test Papers
Yep S.C. , that's the secret formula.
I skipped the cooling part, reasoning that they'd dry quick ... |
12-9-2016 at 13:13
by: aga |
Borax and PVA
The 'usual' way is to find a publication that gets at least near what you want, then tweak it a litt ... |
12-9-2016 at 12:10
by: aga |
Borax and PVA
What will 'working' be ?
A rubbery thing ? |
12-9-2016 at 09:58
by: aga |
phenolphaline and potassium permanganate
Bumping old threads is fine here.
Welcome to ScienceMadness ! |
12-9-2016 at 09:42
by: aga |
Chemistry brain teasers! Noob Competition!
Work out question NC#x, send the answer to blogfast25 via U2U using NC#x as the Subject (change 'x' ... |
11-9-2016 at 14:57
by: aga |
Chemistry brain teasers! Noob Competition!
Should random answers go via U2U ? |
11-9-2016 at 13:10
by: aga |
Chemistry brain teasers! Noob Competition!
I'd suggest that if the Noob can do Calculus, then it's not a Maths Noob question.
$$p_{ain} = \i ... |
11-9-2016 at 12:53
by: aga |
Chemistry brain teasers! Noob Competition!
Aw crap. Does that mean i'm not a noob anymore ?
Feck. I think i am 'cos i know there's a HUGE pi ... |
11-9-2016 at 12:38
by: aga |
Truly evil multiple choice question
[rquote=460588&tid=68927&author=j_sum1]puzzles such as these are worthwhile brain training f ... |
11-9-2016 at 12:27
by: aga |
Molecular sieves - care and feeding
No idea about absolutes, but my KOH will dissolve in absolute ethanol.
My NaOH too, but not so mu ... |
11-9-2016 at 12:05
by: aga |
Chemistry brain teasers! Noob Competition!
They're do-able, but f*king tricky tho.
Mostly it is just following the Rules and applying Logic ... |
11-9-2016 at 11:51
by: aga |
Molecular sieves - care and feeding
I stick my 3A's in the oven for about 2 hours at 250 C to regenerate them, then let them cool.
Yo ... |
11-9-2016 at 08:18
by: aga |
Chemistry brain teasers! Noob Competition!
[rquote=460707&tid=68617&author=ficolas]They are getting harder D:[/rquote]
Great questions ... |
11-9-2016 at 08:14
by: aga |
Borax and PVA
Just measure, mix and observe.
There isn't much more to it than that. |
10-9-2016 at 13:34
by: aga |
Borax and PVA
Might not be a great result this here PVA + Borax.
This afternoon the precipitates are basically ... |
10-9-2016 at 09:00
by: aga |
Got an impurity in Copper Acetate Synthesis
If you mention Copper Carbonate again without adding the word 'Basic' in front, blogfast25 might eat ... |
9-9-2016 at 15:19
by: aga |
Truly evil multiple choice question
It's definitely a good puzzle.
I asked one of my dogs about it and she sniffed for a second and t ... |
9-9-2016 at 15:13
by: aga |
Borax and PVA
Hmm. Mabye Less is More after all ...
[file]52988[/file]
Left to right we have PVA samples A ... |
9-9-2016 at 14:19
by: aga |
Borax and PVA
Percentages are a bit hard to calculate as this wood glue bottle just says 'Good for sticking any ki ... |
9-9-2016 at 13:05
by: aga |
Borax and PVA
[rquote=460517&tid=68984&author=NEMO-Chemistry]mostly comes down to how much Borax you add ( ... |
9-9-2016 at 12:15
by: aga |
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