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preparation of naphthionic acid
Note to self: take the reading glasses to the supermarket. |
27-5-2016 at 14:14
by: aga |
preparation of naphthionic acid
Of course. Sorry.
Better link:
http://www.sciencemadness.org/talk/viewthread.php?tid=66288
Le ... |
27-5-2016 at 13:13
by: aga |
preparation of naphthionic acid
Synths like this keep SM interesting.
Arses need to get in gear and actually Do stuff (my own ars ... |
27-5-2016 at 12:58
by: aga |
preparation of naphthionic acid
Wonderful !
I love your photo-illustrated and well written-up synths Magpie.
You're an inspira ... |
27-5-2016 at 12:31
by: aga |
Motivation
The motivation is mostly to see if it works/if i can do it/to see what happens/to see if i can under ... |
26-5-2016 at 11:45
by: aga |
Acetic Acid Synth. Easy Home Version.
I tried this process a couple of times to obtain water-free EtOH over the past 2/3 days at a 2 mol s ... |
26-5-2016 at 11:37
by: aga |
Something bothers me for so long
Googled it.
bananananananananannananana.
Ref: Terry Pratchet.
"Banana is a word you can start ... |
24-5-2016 at 14:22
by: aga |
Something bothers me for so long
Close, but no banananana |
24-5-2016 at 13:18
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
OK. You've cited Limit Theorem about 3 times now.
Best come clean and unload.
What's Limit Th ... |
24-5-2016 at 13:13
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
if the same brain can 'hear' the sound of that brain imploding, i just heard it. |
24-5-2016 at 12:38
by: aga |
Something bothers me for so long
Similar, but more fun : make the world's strongest magnet that can crush a man's had flat against a ... |
24-5-2016 at 11:37
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
(blush)
Yes, it does seem a lot clearer now.
Basically, if something happens to x (e.g. x+1, x^2 ... |
24-5-2016 at 08:07
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
6.
$$f=\sqrt [3] {2x^4-x^2-3}$$
$$g=2x^4-x^2-3$$
$$(\sqrt [3] {2x^4-x^2-3})'.(2x^4-x^2-3)'$$
$$= ... |
24-5-2016 at 01:19
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
5.
$$f=\sin\Big(\ln x+\frac{1}{x^2}\Big)$$
$$g=\ln x+\frac{1}{x^2} = \ln x +x^{-2}$$
$$\sin\Big(\ ... |
24-5-2016 at 00:57
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
4.
$$f=\sqrt [5]{1-2x}$$
$$g=1-2x, f=\sqrt [5] g, f=g^{\frac15}$$
$$(1-2x)'.\Big((1-2x)^{\frac15} ... |
24-5-2016 at 00:50
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
3.
$$f=[\cos (2x)+3]^4$$
$$g=\cos (2x)+3, f=g^4$$
$$(\cos (2x)+3)'.\Big((\cos (2x)+3)^4\Big)'$$
... |
24-5-2016 at 00:18
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
2.
$$f=\ln \Big(\frac{1}{1+x}\Big)$$
$$g=\frac{1}{1+x}$$
$$f=\ln (g)$$
$$\ln \Big(\frac{1}{1+x}\ ... |
24-5-2016 at 00:09
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
Phew!
Beer load a bit high to attempt more right now.
Will certainly mangle the rest tomorrow a ... |
23-5-2016 at 14:03
by: aga |
Energetic amine salts
[rquote=449794&tid=66053&author=glymes]I feel like this thread needs to be dragged back on c ... |
23-5-2016 at 13:44
by: aga |
The Short Questions Thread (4)
[rquote=449769&tid=25055&author=Sulaiman]I want ALL of them  [/rquote]
What for ? |
23-5-2016 at 12:44
by: aga |
50g Sodium Metal (Very Clean), Na, Cubed -- For Sale!!!
Is Sodium metal a thing i should have ?
Just that i have none and feel kinda left out. |
23-5-2016 at 12:15
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
[rquote=449775&tid=65532&author=blogfast25]AAAAaaaarrghh!!! TERRIBLE typo alert. Harakiri be ... |
23-5-2016 at 12:06
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
1.
$$f=\cos(3\sqrt{x}+7)$$
$$f=cos(g)$$
$$g=3\sqrt{x}+7$$
1st derivative should be :
$$(\cos(3 ... |
23-5-2016 at 12:02
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
Almost boiled the noodles with this one :
$$\frac{df}{dg}=(\sqrt{x})'=\frac12g^{-1/2}=\frac{1}{2\sq ... |
23-5-2016 at 10:56
by: aga |
Sadness
Distilled the failed EtOH chlorination stuff twice today.
Each time the B.P. of the fractions are ... |
22-5-2016 at 11:58
by: aga |
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