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Iodometry titrating for Fe3+ content
It seems my calculator can't do maths either....
Ok, concentrating on titration number 2 only:
0 ... |
28-5-2014 at 07:47
by: CHRIS25 |
Aluminium Sulphate woes
At the risk of fueling a filthy thought I know that water is a polar covalent
dipole molecule wher ... |
28-5-2014 at 07:36
by: CHRIS25 |
Aluminium Sulphate woes
Aga, that is a lot of floculant! Ach I would have given up on this sulphate lark 2 weeks ago but f ... |
27-5-2014 at 14:59
by: CHRIS25 |
Iodometry titrating for Fe3+ content
Ok. I guess I am working at too many tasks at once. Sorry. please allow me to start again. The f ... |
27-5-2014 at 14:22
by: CHRIS25 |
Aluminium Sulphate woes
Whoops! well, I made an attempt to reason, based on lack of experience but yet on what I thought I ... |
27-5-2014 at 14:10
by: CHRIS25 |
Aluminium Sulphate woes
Hi, after a lot of experimenting and working like a dog to understand how to interpret and write ion ... |
27-5-2014 at 10:51
by: CHRIS25 |
Three titrations done
Sorry took so long, had 11 hours and a 585 km round trip yesterday so too tired, this morning re-fre ... |
27-5-2014 at 04:48
by: CHRIS25 |
Olive oil and KOH
Thankyou that was it. Unintentional chaos: have you seen this: http://www.youtube.com/watch?v=kPw ... |
25-5-2014 at 21:34
by: CHRIS25 |
Oleic acid
Is my Oleic acid able to be purified via a simple distillation? I can only seem to discover that it ... |
25-5-2014 at 12:18
by: CHRIS25 |
Iodometry titrating for Fe3+ content
Right. Determination here to sort this out. My notes and my memory agree, 28 grams iron, then two f ... |
25-5-2014 at 09:31
by: CHRIS25 |
Iodometry titrating for Fe3+ content
Yes I did that this morning = 7 M. So what does that say about this titration then? Where exactly ... |
25-5-2014 at 07:33
by: CHRIS25 |
Iodometry titrating for Fe3+ content
No, I diluted with 100 mLs of water (mLs was watson fawkes correction of my very first postings wher ... |
25-5-2014 at 06:03
by: CHRIS25 |
Good News
Lessons Learned: Double check your notes!!!!! I had 70 mL of ferric chloride not 125. My last entry ... |
25-5-2014 at 01:21
by: CHRIS25 |
Iodometry titrating for Fe3+ content
ok, thanks , but 0.1 / 7.4 = 0.0135, 0.0135 x 100 = 1.35? |
24-5-2014 at 09:41
by: CHRIS25 |
Iodometry titrating for Fe3+ content
Relative measuring error is something totally new to me. Is it a standard that chemists use? And t ... |
24-5-2014 at 09:36
by: CHRIS25 |
Iodometry titrating for Fe3+ content
[rquote=332208&tid=30381&author=blogfast25]0.15 M, so you mean 0.15 mol thio per litre. Why ... |
24-5-2014 at 09:22
by: CHRIS25 |
Iodometry titrating for Fe3+ content
Actually I just measured 0.15 M ready for 200 mLs of water; extracted? I meant merely that I am mak ... |
24-5-2014 at 09:14
by: CHRIS25 |
Iodometry titrating for Fe3+ content
I stared at the balanced equation for this reaction and saw that one mol of FeCl[sub]3[/sub] resulte ... |
24-5-2014 at 08:56
by: CHRIS25 |
Iodometry titrating for Fe3+ content
Now I am confused.
1. I do not know the concentration of the diluted sample since I do not know ... |
24-5-2014 at 04:59
by: CHRIS25 |
Iodometry titrating for Fe3+ content
====Did you take 4 ml (four millilitres) of 3 M FeCl3 solution? If so what did you do with that?
... |
23-5-2014 at 16:13
by: CHRIS25 |
Iodometry titrating for Fe3+ content
So my maths, as is usual, came adrift. I get it thankyou, so waiting till the blue solution has gon ... |
23-5-2014 at 11:36
by: CHRIS25 |
Could someone Double check for me please
Method:
From a theoretical/suspected 3M soln of FeCl[sub]3[/sub] I extracted 0.1M. This was 4mLs ... |
23-5-2014 at 10:06
by: CHRIS25 |
Molecular reactions database
Thankyou gentlemen, all of this is tremendously helpful. Although I should add that I had already f ... |
22-5-2014 at 13:37
by: CHRIS25 |
Molecular reactions database
An Image from a very very expensive database will suffice to explain what I am looking for: To be ab ... |
22-5-2014 at 03:41
by: CHRIS25 |
Ferric oxalate to ferrous oxalate
Ah photography knowledge here - ferric oxalate can decompose to ferrous oxalate through sunlight. ... |
20-5-2014 at 12:18
by: CHRIS25 |
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